The Role of Resentment in Anxiety and Depression: What the Research Shows

Resentment is a complex and powerful emotion that can profoundly affect mental health, particularly in relation to anxiety and depression. While often dismissed as simply holding a grudge, resentment represents a sophisticated emotional response that involves anger, disappointment, frustration, and a sense of injustice. Understanding the intricate relationship between resentment and mental health conditions is essential for individuals experiencing these challenges and for mental health professionals working to provide effective treatment.

What Is Resentment? A Comprehensive Understanding

Resentment is far more than a fleeting feeling of annoyance. It represents a complex emotional state that combines multiple layers of psychological experience. At its core, resentment is defined as a sense of displeasure or indignation caused by a perceived wrong, insult, or injury. However, this definition only scratches the surface of what makes resentment such a significant factor in mental health.

Psychologists and philosophers have long debated the nature of resentment. Historical thinkers like Adam Smith, David Hume, and Friedrich Nietzsche recognized resentment as involving multiple emotional components, including frustration, contempt, and outrage. In the 1700s, Hume distinguished between two types of resentment: helpless resentment, where individuals feel wronged but lack the power to change their situation, leading to inward anger; and powerful resentment, where people have the capacity to take action or seek revenge, resulting in more outward expressions of anger.

Modern psychology views resentment as what some researchers call a "tertiary emotion"—a sophisticated blend of primary emotions such as anger, surprise, and disgust, combined with secondary emotional reactions. Unlike primary emotions that are universally recognized and expressed similarly across cultures, resentment manifests differently depending on cultural context, personal history, and individual circumstances.

What distinguishes resentment from simple anger is its chronic, lingering nature. While anger typically dissipates after confrontation or resolution, resentment builds over time and becomes internalized. It involves the mental process of repetitively replaying a feeling and the events that triggered it, creating a cycle of emotional re-experiencing that affects individuals emotionally, physiologically, and spiritually in destructive ways.

The Neurobiological Impact of Resentment

Persistent resentment reduces the production of oxytocin and raises cortisol levels because the fight becomes an internal obsession, leading to fatigue, anxiety, and irritability. This neurobiological response reveals how resentment operates not just as an emotional experience but as a physiological state that fundamentally alters brain chemistry and bodily function.

When resentment becomes habitual, it embeds itself in neural pathways, reinforcing feelings of bitterness and injustice. This pattern creates what can feel like a mental trap, consuming significant amounts of cognitive energy and fueling an obsessive focus on perceived wrongs—whether real or imagined—and the mental work of planning revenge or seeking justice.

The brain regions involved in processing resentment overlap significantly with those implicated in anxiety and depression. The prefrontal cortex, which governs executive function and emotional regulation, becomes overtaxed when dealing with chronic resentment. Meanwhile, the amygdala, responsible for processing emotional responses, remains in a heightened state of activation, contributing to the sustained stress response that characterizes both resentment and anxiety disorders.

The sustained emotional arousal associated with resentment takes a measurable toll on the body. Chronic resentment can lead to elevated blood pressure, increased muscle tension, digestive issues, weakened immune function, and sleep disturbances. These physical manifestations create a feedback loop where bodily discomfort reinforces negative emotional states, which in turn exacerbate physical symptoms.

The Connection Between Resentment and Anxiety

Chronic resentment can cause the body to remain in a state of heightened alert. This perpetual state of vigilance is fundamentally linked to anxiety disorders, as the body's stress response system becomes chronically activated. When individuals harbor resentment, they often find themselves constantly anticipating further wrongs, scanning their environment for threats, and preparing defensive responses—all hallmark features of anxiety.

A significant increase was seen in the percentage of adults with anxiety symptoms (from 15.6% to 18.2%, respectively) and depression symptoms (from 18.5% to 21.4%, respectively) between 2019 and 2022. While these increases reflect multiple factors, the role of unresolved resentment in contributing to anxiety symptoms cannot be overlooked.

The relationship between resentment and anxiety operates through several mechanisms. First, resentment creates cognitive dissonance—a conflict between one's beliefs about fairness and justice and the reality of perceived mistreatment. This dissonance generates mental discomfort that manifests as anxiety. Second, resentment fuels rumination, the repetitive dwelling on past grievances that intensifies anxious thoughts and prevents individuals from being present in the moment.

Social anxiety, in particular, shows strong connections to resentment. When individuals feel wronged in social contexts, they may develop anticipatory anxiety about future social interactions, fearing similar treatment. This can lead to avoidance behaviors, where people withdraw from social situations to protect themselves from potential hurt, thereby reinforcing both the resentment and the anxiety.

Research shows that resentment contributes to anxiety, depression, and embitterment. The emotional burden accumulates over time, creating a psychological weight that becomes increasingly difficult to manage without intervention.

Resentment's Role in Depression

The connection between resentment and depression is particularly profound and multifaceted. If the desire for retaliation remains unfulfilled, feelings of defeat can resurface, sometimes triggering deeper psychological defenses that may lead to mental challenges like depression. This observation highlights how resentment, when left unresolved, can evolve into more serious mental health conditions.

Depression often involves feelings of powerlessness, hopelessness, and a sense that one's circumstances cannot improve. Resentment feeds directly into these depressive cognitions. When individuals hold onto resentment, they remain psychologically tethered to past hurts, unable to move forward or envision a positive future. This backward focus prevents the forward-looking hope that is essential for mental well-being.

The negativity inherent in resentment often turns inward, eroding self-worth and well-being. What begins as anger directed at another person or situation gradually becomes self-directed criticism. Individuals may blame themselves for allowing the situation to occur, for not being assertive enough, or for failing to prevent the perceived wrong. This self-blame compounds the original hurt and contributes significantly to depressive symptoms.

Reduced symptoms of anxiety and depression due to decreased rumination and increased emotional clarity are among the benefits reported when individuals successfully release resentment, demonstrating the direct link between holding onto resentment and experiencing depressive symptoms.

Resentment also interferes with the behavioral activation that is crucial for overcoming depression. Instead of engaging in activities that bring pleasure or meaning, individuals consumed by resentment direct their energy toward mentally rehearsing grievances and planning responses to perceived injustices. This misallocation of psychological resources leaves little room for the positive experiences that could counteract depressive symptoms.

Psychological Mechanisms Linking Resentment to Mental Health Issues

Cognitive Dissonance and Mental Discomfort

Cognitive dissonance occurs when there is a conflict between one's beliefs and experiences. Resentment frequently arises from such conflicts—for example, when someone who believes in fairness experiences what they perceive as unjust treatment. This dissonance creates significant mental discomfort that the mind struggles to resolve. When resolution proves elusive, the ongoing dissonance contributes to both anxiety and depressive symptoms.

The mind attempts various strategies to reduce this dissonance, including rationalization, denial, or intensification of the resentment itself. None of these strategies effectively addresses the underlying issue, and they often exacerbate mental health problems by preventing genuine emotional processing and resolution.

Rumination and Repetitive Negative Thinking

Rumination—the tendency to repetitively focus on negative thoughts and feelings—represents one of the most significant mechanisms through which resentment contributes to anxiety and depression. When individuals harbor resentment, they engage in mental replay of the triggering events, re-experiencing the associated emotions with each repetition.

This ruminative process serves no constructive purpose. Unlike productive problem-solving, which moves toward resolution, rumination simply reinforces negative emotional states and strengthens neural pathways associated with distress. Research consistently shows that rumination is a key predictor of both anxiety and depression, and resentment provides particularly fertile ground for ruminative thinking.

The content of resentment-related rumination typically involves counterfactual thinking—imagining how things could or should have been different. This mental activity prevents acceptance of reality and keeps individuals stuck in a psychological space between what happened and what they wish had happened, a space characterized by frustration, anger, and sadness.

Social isolation can indicate less forgiving behaviors and increased grudge-holding. Resentment fundamentally affects how individuals relate to others, often leading to withdrawal from social connections that are essential for mental health.

When resentment is directed toward specific individuals, it creates distance in those relationships. Communication becomes strained, intimacy suffers, and trust erodes. Even when resentment is not directly expressed, it colors interactions, causing individuals to interpret neutral or positive behaviors negatively while using negative behaviors as further evidence that their resentment is justified.

Beyond specific relationships, resentment can create a generalized mistrust of others. Individuals may begin to expect mistreatment, approach new relationships with suspicion, and maintain emotional distance as a protective measure. This defensive posture prevents the formation of supportive connections that could buffer against anxiety and depression.

The isolation that results from resentment-driven relationship problems compounds mental health difficulties. Social support is one of the most robust protective factors against both anxiety and depression, and its absence significantly increases vulnerability to these conditions.

Emotional Regulation Difficulties

Psychological flexibility and cognitive reappraisal were negatively related to depression and stress, and expressive suppression was positively related to depression and stress. Participants who were psychologically flexible and regulated their emotions using cognitive reappraisal reported lower levels of depression and stress, whereas participants who used expressive suppression reported higher levels of depression and stress.

Resentment interferes with healthy emotional regulation in multiple ways. It promotes expressive suppression—the tendency to hide or suppress emotional experiences—which research consistently links to poorer mental health outcomes. When individuals feel resentful but believe they cannot or should not express these feelings, the emotions become internalized and intensified.

Additionally, resentment reduces psychological flexibility—the ability to adapt to changing circumstances and maintain perspective. This rigidity keeps individuals locked into particular interpretations of events and prevents them from considering alternative viewpoints that might reduce distress. The lack of flexibility also makes it difficult to engage in cognitive reappraisal, a healthy emotion regulation strategy that involves reinterpreting situations in less threatening or more balanced ways.

Research Findings on Resentment and Mental Health

While specific studies directly examining resentment as a predictor of anxiety and depression are limited, substantial research on related constructs provides compelling evidence for these connections. Studies on anger rumination, grudge-holding, and unforgiveness—all closely related to resentment—consistently demonstrate associations with increased anxiety and depressive symptoms.

Research on emotion regulation has shown that difficulties managing anger and related emotions predict the development and maintenance of both anxiety and depression. Given that resentment represents a chronic, poorly regulated form of anger, these findings strongly suggest that resentment plays a significant role in these mental health conditions.

Longitudinal studies examining the long-term effects of holding grudges and harboring negative emotions have found that individuals who do not address these feelings experience more chronic mental health issues over time. The cumulative burden of unresolved resentment appears to create vulnerability to persistent anxiety and depression that becomes increasingly difficult to treat.

Brain imaging combined with machine learning can reveal subtypes of depression and anxiety, according to a new study led by researchers at Stanford Medicine. The study, published June 17 in the journal Nature Medicine, sorts depression into six biological subtypes, or "biotypes," and identifies treatments that are more likely or less likely to work for three of these subtypes. While this research does not specifically address resentment, it highlights the complexity of depression and anxiety, suggesting that different underlying mechanisms—potentially including chronic resentment—may require different treatment approaches.

The Protective Paradox: When Resentment Serves a Function

Interestingly, resentment is not purely destructive. Resentment appears to play a crucial part in helping the brain avoid the depths of despair that can lead to PTSD. Recognizing how resentment can act as a psychological safeguard offers a profound perspective on trauma recovery.

In the immediate aftermath of trauma or significant hurt, resentment can serve as a defense mechanism that prevents individuals from feeling completely powerless or defeated. The anger component of resentment provides a sense of energy and agency that contrasts with the helplessness of despair. In this way, resentment can temporarily protect against the complete psychological collapse that might otherwise occur.

However, this protective function has a limited shelf life. What serves as a shield in the short term becomes a burden over time. The initial empowerment that resentment provides gradually transforms into a prison of bitterness and rumination. The challenge lies in recognizing when resentment has outlived its protective usefulness and has begun contributing to rather than preventing mental health problems.

The Physical Health Consequences of Chronic Resentment

Individuals who hold onto resentment are more likely to experience a range of physical health issues, including chronic pain, immune responses, and cardiovascular problems. The mind-body connection ensures that chronic emotional stress manifests physically, creating additional burdens that further compromise mental health.

The sustained elevation of stress hormones associated with resentment has wide-ranging effects on bodily systems. Cortisol, the primary stress hormone, when chronically elevated, suppresses immune function, increases inflammation, disrupts sleep, and contributes to metabolic problems. These physical changes create a biological environment that is conducive to both anxiety and depression.

Cardiovascular effects are particularly concerning. The sustained emotional arousal and chronic stress associated with resentment lead to elevated blood pressure and increased heart rate variability. Over time, these changes increase the risk of hypertension, heart disease, and stroke. The awareness of declining physical health can then contribute to anxiety and depression, creating another vicious cycle.

Chronic pain is another common physical manifestation of unresolved resentment. The muscle tension associated with sustained anger and stress can lead to headaches, back pain, and other musculoskeletal problems. Pain, in turn, is strongly associated with both anxiety and depression, as it limits functioning, reduces quality of life, and creates ongoing stress.

Resentment in Different Life Contexts

Resentment in Intimate Relationships

Intimate relationships provide particularly fertile ground for resentment to develop and flourish. The vulnerability inherent in close relationships, combined with high expectations and frequent interactions, creates numerous opportunities for perceived wrongs and disappointments.

In romantic partnerships, resentment often builds gradually from accumulated small hurts rather than single major betrayals. Unmet expectations, perceived inequities in the division of labor, differences in communication styles, and unresolved conflicts all contribute to growing resentment. When partners fail to address these issues directly, resentment festers beneath the surface, poisoning the relationship.

The impact of resentment on intimate relationships is profound. It erodes trust, reduces intimacy, and creates emotional distance. Partners may withdraw physically and emotionally, avoiding connection to protect themselves from further hurt. Communication becomes defensive and critical rather than open and supportive. Over time, the relationship that once provided comfort and support becomes a source of stress and unhappiness, contributing significantly to anxiety and depression.

Resentment in Family Relationships

Family relationships, particularly those involving parents and adult children or between siblings, can harbor deep-seated resentments that span years or even decades. These resentments often stem from childhood experiences, perceived favoritism, unequal treatment, or unmet emotional needs.

The complexity of family resentment lies in the fact that these relationships typically cannot be easily ended. Unlike friendships or even romantic partnerships, family connections persist regardless of the emotional quality of the relationship. This creates a situation where individuals may feel trapped with their resentment, unable to escape the source of their distress.

Family resentments are particularly damaging because they often involve multiple relationships simultaneously. Resentment toward one family member can affect dynamics with other family members, creating alliances, triangulation, and ongoing conflict that extends beyond the original source of hurt.

Resentment in Professional Settings

Workplace resentment is increasingly recognized as a significant contributor to occupational stress, burnout, and mental health problems. Perceived unfairness in promotions, compensation, recognition, or workload distribution can generate intense resentment that affects job satisfaction, performance, and overall well-being.

The professional context presents unique challenges for managing resentment. Power dynamics often prevent direct expression of grievances, forcing individuals to suppress their feelings or express them indirectly through passive-aggressive behavior or decreased engagement. This suppression intensifies the resentment and its negative effects on mental health.

Workplace resentment also affects relationships with colleagues, creating a toxic work environment that compounds stress. When individuals feel resentful, they may become less collaborative, more critical, and less willing to support others, which in turn damages their professional reputation and relationships, creating additional sources of stress and anxiety.

Therapeutic Approaches for Addressing Resentment

Cognitive Behavioral Therapy (CBT)

Cognitive Behavioral Therapy represents one of the most effective approaches for addressing resentment and its contribution to anxiety and depression. CBT helps individuals identify and challenge the thought patterns that maintain resentment, including all-or-nothing thinking, overgeneralization, and personalization.

In CBT for resentment, therapists work with clients to examine the beliefs underlying their resentful feelings. These often include rigid beliefs about fairness, justice, and how others should behave. By questioning these beliefs and considering alternative perspectives, individuals can begin to loosen the grip of resentment.

CBT also addresses the behavioral components of resentment, including avoidance and passive-aggressive responses. Therapists help clients develop more adaptive behaviors, such as assertive communication, problem-solving, and engagement in activities that promote positive emotions rather than dwelling on grievances.

The cognitive restructuring component of CBT is particularly valuable for addressing resentment-related rumination. Clients learn to recognize when they are engaging in unproductive mental replay of past hurts and to redirect their attention to more constructive thoughts and activities.

Acceptance and Commitment Therapy (ACT)

Acceptance and Commitment Therapy offers a complementary approach that emphasizes psychological flexibility—the ability to be present with difficult emotions while still pursuing valued goals. Increasing the psychological flexibility ability of individuals decreases emotional exhaustion and future anxiety, and increased life satisfaction and wellbeing.

ACT does not focus on eliminating resentment but rather on changing one's relationship with it. Instead of struggling against resentful feelings or trying to suppress them, individuals learn to acknowledge these emotions without being controlled by them. This acceptance paradoxically reduces the power of resentment over time.

A key component of ACT involves clarifying personal values and committing to actions aligned with those values, regardless of the presence of difficult emotions. This approach helps individuals move forward with their lives rather than remaining stuck in resentment about the past.

ACT also incorporates mindfulness practices that help individuals observe their thoughts and feelings without judgment. This observational stance creates psychological distance from resentment, making it easier to choose responses rather than reacting automatically.

Emotion-Focused Therapy (EFT)

Emotion-Focused Therapy takes a different approach by helping individuals access, experience, and transform the emotions underlying resentment. EFT recognizes that resentment often serves as a secondary emotion that protects against more vulnerable primary emotions such as hurt, fear, or sadness.

In EFT, therapists help clients move beneath the anger and bitterness of resentment to access these primary emotions. By fully experiencing and expressing these underlying feelings in a safe therapeutic environment, individuals can process the original hurt in a way that promotes healing and resolution.

EFT is particularly effective for resentment in relationships, as it helps partners understand the emotional needs and vulnerabilities beneath each other's resentful behaviors. This understanding can foster empathy and compassion, creating opportunities for repair and reconnection.

Mindfulness-Based Interventions

Mindfulness practices offer powerful tools for managing resentment and its effects on mental health. Mindfulness involves paying attention to present-moment experience with openness, curiosity, and acceptance, rather than being caught up in thoughts about the past or future.

For individuals struggling with resentment, mindfulness helps interrupt the automatic cycle of rumination. By learning to notice when their minds drift into resentful thoughts and gently redirecting attention to the present moment, individuals can reduce the time and energy consumed by dwelling on past hurts.

Mindfulness also cultivates self-compassion, which is essential for addressing the self-blame component of resentment. Through mindfulness practices, individuals learn to treat themselves with the same kindness they would offer a good friend, reducing harsh self-criticism and promoting emotional healing.

Regular mindfulness practice has been shown to reduce symptoms of both anxiety and depression, making it a valuable component of treatment for individuals whose mental health problems are linked to resentment.

Forgiveness Therapy

Forgiveness therapy specifically targets the process of letting go of resentment and moving toward forgiveness. It is important to note that forgiveness in this context does not mean condoning harmful behavior or reconciling with those who have caused harm. Rather, it involves releasing the burden of resentment for one's own well-being.

Forgiveness therapy typically involves several stages: acknowledging the hurt, recognizing the impact of holding onto resentment, making a decision to work toward forgiveness, developing empathy and compassion (when appropriate), and finally releasing resentment and finding meaning in the experience.

Research on forgiveness interventions has shown significant benefits for mental health, including reductions in anxiety, depression, and anger. The act of forgiveness appears to free up psychological resources that were previously consumed by resentment, allowing individuals to invest energy in more positive pursuits.

Expressive Writing

Expressive writing involves writing about thoughts and feelings related to difficult experiences. This simple intervention has been shown to have significant mental and physical health benefits, including reduced symptoms of anxiety and depression.

For resentment specifically, expressive writing provides an outlet for emotions that might otherwise remain bottled up. The act of putting feelings into words helps organize and make sense of emotional experiences, promoting cognitive processing and emotional integration.

Writing about resentment can also provide perspective. Seeing one's thoughts on paper often reveals patterns, contradictions, or insights that were not apparent when the thoughts remained internal. This increased awareness can be the first step toward change.

Therapists often recommend structured expressive writing exercises, such as writing letters (that may or may not be sent) to those who have caused hurt, or journaling about the impact of resentment on one's life and the benefits of letting it go.

Strategies for Preventing and Managing Resentment

Developing Effective Communication Skills

Many instances of resentment could be prevented through effective communication. When individuals can express their needs, boundaries, and feelings clearly and assertively, they reduce the likelihood of accumulated hurts that breed resentment.

Assertive communication involves expressing oneself honestly and directly while respecting others. It stands in contrast to passive communication (suppressing one's needs) and aggressive communication (expressing needs in ways that violate others' rights). Learning assertiveness skills empowers individuals to address problems as they arise rather than allowing them to fester.

Active listening is equally important. Many conflicts that lead to resentment stem from misunderstandings or feeling unheard. By truly listening to others with the intent to understand rather than to respond, individuals can prevent many of the perceived slights that generate resentment.

Conflict resolution skills are also essential. Conflict itself is not the problem—it is an inevitable part of human relationships. The issue is how conflict is handled. Constructive conflict resolution involves addressing disagreements directly, seeking mutually acceptable solutions, and maintaining respect even in the midst of disagreement.

Cultivating Self-Awareness

Self-awareness is fundamental to preventing and managing resentment. This involves understanding one's own triggers, emotional patterns, and underlying needs. When individuals understand what makes them feel resentful, they can take proactive steps to address these situations.

Regular self-reflection practices, such as journaling or meditation, help develop this self-awareness. Questions to consider include: What situations tend to trigger resentment? What unmet needs underlie these feelings? How do I typically respond when I feel resentful? What patterns do I notice in my resentful feelings?

Self-awareness also involves recognizing the early signs of resentment before it becomes entrenched. These signs might include increased irritability, withdrawal from relationships, passive-aggressive behavior, or persistent negative thoughts about specific people or situations. Early recognition allows for earlier intervention.

Setting and Maintaining Healthy Boundaries

Many instances of resentment arise from boundary violations—situations where individuals feel their limits have been crossed or their needs have been disregarded. Establishing and maintaining clear boundaries is therefore essential for preventing resentment.

Healthy boundaries involve knowing one's limits and communicating them clearly to others. This might include boundaries around time, energy, emotional availability, physical space, or acceptable behavior. When boundaries are clear and consistently maintained, there is less room for the misunderstandings and violations that generate resentment.

Setting boundaries requires both self-knowledge and courage. It means being willing to say no, to disappoint others when necessary, and to prioritize one's own well-being. While this can feel uncomfortable initially, it is far less damaging than the accumulated resentment that results from repeatedly violating one's own boundaries to please others.

Practicing Empathy and Perspective-Taking

Empathy—the ability to understand and share the feelings of others—serves as a powerful antidote to resentment. When individuals can see situations from others' perspectives, they often discover that perceived slights were not intentional or that others were dealing with their own struggles.

Perspective-taking does not mean excusing harmful behavior or denying one's own hurt. Rather, it involves recognizing the complexity of human behavior and the multiple factors that influence how people act. This broader perspective can reduce the intensity of resentment and open possibilities for understanding and resolution.

Developing empathy requires practice. It involves curiosity about others' experiences, willingness to consider alternative explanations for behavior, and recognition of shared human vulnerabilities. When individuals approach conflicts with empathy, they are more likely to find constructive solutions and less likely to harbor lasting resentment.

Engaging in Regular Self-Care

Self-care practices support mental health and increase resilience to the stressors that can generate resentment. When individuals are physically and emotionally depleted, they are more vulnerable to perceiving slights, less able to regulate emotions effectively, and more likely to develop resentment.

Comprehensive self-care includes physical care (adequate sleep, nutrition, exercise), emotional care (engaging in activities that bring joy, maintaining supportive relationships), mental care (managing stress, engaging in stimulating activities), and spiritual care (connecting with meaning and purpose).

Regular self-care also involves monitoring one's stress levels and taking action when stress becomes overwhelming. This might include seeking support, adjusting commitments, or engaging in stress-reduction practices such as meditation, yoga, or time in nature.

Cultivating Gratitude

Gratitude practices can serve as a counterbalance to resentment. While resentment focuses attention on what is wrong or unfair, gratitude directs attention to what is positive and valuable. This shift in focus can significantly impact mental health and overall well-being.

Gratitude practices might include keeping a gratitude journal, regularly expressing appreciation to others, or simply taking time each day to notice and savor positive experiences. Research consistently shows that gratitude practices reduce symptoms of depression and anxiety while increasing life satisfaction.

For individuals struggling with resentment, gratitude practices do not deny or minimize legitimate hurts. Rather, they provide balance, ensuring that attention is not exclusively focused on negative experiences. This balanced perspective is essential for mental health and for preventing resentment from dominating one's emotional landscape.

Special Considerations for Different Populations

Resentment in Young Adults

Depressive and anxiety disorders are highly and increasingly prevalent among 18 to 25 years olds as individuals emerge into adulthood. If untreated, these conditions have potentially serious consequences for social, academic and occupational functioning and confer risk for various mental health and health conditions, rendering prevention and treatment of paramount importance.

Young adults face unique challenges that can generate resentment, including navigating changing relationships with parents, managing academic and career pressures, and establishing independence while often remaining financially dependent. The developmental tasks of this period—identity formation, establishing intimate relationships, and finding one's place in the world—create numerous opportunities for perceived failures and disappointments that can breed resentment.

For young adults, addressing resentment early is particularly important, as patterns established during this formative period often persist into later adulthood. Interventions that help young adults develop healthy communication skills, emotional regulation abilities, and realistic expectations can prevent the entrenchment of resentment and its contribution to chronic mental health problems.

Resentment in Older Adults

Older adults may carry resentments accumulated over decades, making these feelings particularly entrenched and difficult to address. Life review processes, common in later adulthood, can bring unresolved resentments to the surface as individuals reflect on their lives and relationships.

For older adults, the stakes of addressing resentment are high. Chronic resentment contributes to social isolation at a time when social connections are increasingly important for health and well-being. It can also interfere with the life satisfaction and sense of integrity that are important developmental tasks of later life.

Therapeutic approaches for older adults with resentment might emphasize life review, forgiveness work, and legacy considerations—helping individuals consider what they want to leave behind and whether carrying resentment serves that vision.

Cultural Considerations

Cultural factors significantly influence how resentment is experienced, expressed, and addressed. Cultures vary in their emphasis on individual versus collective needs, direct versus indirect communication, and the acceptability of expressing negative emotions.

In collectivist cultures, where group harmony is highly valued, resentment may be more likely to be suppressed rather than directly expressed. This suppression can intensify the internal experience of resentment and its effects on mental health. Therapeutic approaches must be culturally adapted to respect these values while still addressing the harmful effects of chronic resentment.

Cultural narratives about forgiveness, justice, and appropriate responses to wrongdoing also shape how individuals relate to resentment. Some cultures emphasize forgiveness and letting go, while others place greater value on justice and accountability. Understanding these cultural contexts is essential for effective intervention.

The Path Forward: From Resentment to Healing

Releasing resentment is not about forgetting or excusing harm. It is about reclaiming emotional energy and protecting mental health. The journey from resentment to healing involves several key elements:

First, acknowledgment is essential. Individuals must recognize and validate their resentment rather than denying or minimizing it. This acknowledgment includes understanding the legitimate hurt that underlies the resentment and recognizing its impact on one's life.

Second, individuals must make a conscious decision to work toward release. This decision is not a one-time event but an ongoing commitment that may need to be renewed repeatedly. It involves recognizing that holding onto resentment ultimately harms oneself more than anyone else.

Third, the process requires developing new skills and perspectives. This might include communication skills, emotional regulation abilities, empathy, self-compassion, and the capacity to tolerate difficult emotions without being overwhelmed by them.

Fourth, healing often involves grieving—mourning what was lost, what could have been, or what one needed but did not receive. This grief work is essential for moving forward rather than remaining stuck in anger and bitterness.

Finally, the journey involves finding meaning and growth in the experience. This does not mean being grateful for harm or pretending that negative experiences were positive. Rather, it involves recognizing how one has grown, what one has learned, and how the experience has shaped who one has become.

When to Seek Professional Help

While many people can work through resentment with self-help strategies and support from friends and family, professional help is warranted in certain situations:

When resentment is significantly interfering with daily functioning, relationships, or quality of life
When resentment is accompanied by significant symptoms of anxiety, depression, or other mental health conditions
When resentment involves thoughts of revenge or harm toward oneself or others
When self-help efforts have not been successful in reducing resentment
When resentment is related to trauma or abuse that requires specialized treatment
When physical health problems related to chronic stress are present

Mental health professionals can provide structured interventions, objective perspectives, and specialized techniques for addressing resentment and its effects on mental health. They can also help identify and treat co-occurring mental health conditions that may be maintaining the resentment or being maintained by it.

Social support plays a crucial role in both preventing and healing from resentment. Supportive relationships provide validation, perspective, and practical assistance that can buffer against the stressors that generate resentment.

Talking with trusted friends or family members about feelings of resentment can provide relief and insight. Others may offer perspectives that the resentful individual has not considered, or they may validate feelings in ways that reduce the intensity of the resentment.

Support groups, whether focused on specific issues (such as relationship problems, workplace stress, or family conflicts) or on general mental health, can be particularly valuable. Hearing others' experiences with resentment and learning how they have worked through it can provide hope and practical strategies.

However, it is important that social support is constructive rather than enabling. Friends and family who simply validate resentment without encouraging movement toward resolution may inadvertently reinforce the problem. The most helpful support involves empathy for the hurt while also encouraging healthy coping and forward movement.

Building Resilience Against Future Resentment

Once individuals have worked through existing resentment, building resilience against future resentment becomes important. This involves developing a set of skills and attitudes that reduce vulnerability to resentment when faced with inevitable future disappointments and conflicts.

Resilience factors include:

Realistic expectations about relationships and life, recognizing that disappointment and conflict are normal
Strong emotional regulation skills that allow for healthy processing of difficult emotions
Effective communication and conflict resolution abilities
A strong sense of self-worth that is not overly dependent on others' treatment
Flexibility in thinking and the ability to consider multiple perspectives
A support network that provides validation and perspective
Regular self-care practices that maintain physical and emotional well-being
Meaning and purpose in life that extends beyond specific relationships or situations

Developing these resilience factors is an ongoing process that requires attention and practice. However, the investment pays significant dividends in terms of mental health and quality of life.

Conclusion: Understanding Resentment as a Key to Mental Health

Resentment plays a significant and often underappreciated role in the development and maintenance of anxiety and depression. This complex emotion, involving anger, hurt, and a sense of injustice, affects individuals neurobiologically, psychologically, and socially in ways that profoundly impact mental health.

When you suppress these emotions over time, it can lead to catastrophic thinking and resentment, which can have significant negative effects on your mental and physical health. In the long run, pushing down or ignoring emotions can be a slippery slope into mental health issues like PTSD, trauma, depression and anxiety.

The research and clinical evidence make clear that addressing resentment is not optional for those struggling with anxiety and depression—it is essential. Whether through therapy, self-help strategies, or a combination of approaches, working through resentment frees up psychological resources, reduces chronic stress, improves relationships, and creates space for more positive emotions and experiences.

For mental health professionals, recognizing the role of resentment in their clients' anxiety and depression allows for more targeted and effective interventions. Assessment should routinely include exploration of resentment, and treatment plans should address this emotion when it is present.

For individuals experiencing anxiety and depression, examining whether resentment plays a role in their symptoms can open new pathways to healing. The journey from resentment to release is not easy—it requires courage, honesty, and sustained effort. However, the benefits for mental health, relationships, and overall quality of life make this journey worthwhile.

Ultimately, understanding resentment's role in anxiety and depression empowers both individuals and professionals to address these mental health challenges more effectively. By recognizing resentment not as a character flaw but as a complex emotional response that can be understood and changed, we create opportunities for genuine healing and lasting mental health improvement.

As research continues to illuminate the connections between emotions like resentment and mental health outcomes, our ability to prevent and treat anxiety and depression will only improve. In the meantime, the existing evidence provides clear guidance: addressing resentment is not only beneficial but essential for mental health and well-being.

For more information on managing emotions and mental health, visit the National Institute of Mental Health or explore resources at the American Psychological Association. If you're struggling with resentment, anxiety, or depression, consider reaching out to a mental health professional through Psychology Today's therapist directory or contacting the SAMHSA National Helpline at 1-800-662-4357 for confidential support and referrals.