The relationship between marriage and mental health is complex, as marital status can affect mental health outcomes and be affected by them. Marriage is all about balancing emotional support while learning to navigate conflict together. It can significantly contribute to one’s psychological health. Cultivating a connection that enriches both parties is essential, and the keys to success lie in the lifestyle choices and stress management strategies that couples adopt together.

The Relationship Between Mental Health and Marriage
Marriage plays a decisive role in shaping both mental health and personal habits, but its effects aren’t always straightforward. A growing body of research highlights the connection between marital status and a range of health behaviors, showing that for many, marriage can promote stability. For others, however, it can introduce new sources of emotional and physical strain.
Studies reveal the following [1]:
- Marriage is consistently linked to reduced heavy drinking and lower overall alcohol consumption. This pattern holds for young men and women across all racial backgrounds.
- For young men, marriage also appears to reduce marijuana use. This effect is less noticeable for women.
- When it comes to tobacco use, the data is inconclusive. Research shows no consistent link between marriage and smoking habits.
- Marriage may have a downside when it comes to weight and exercise. Evidence suggests that married individuals are more likely to gain a modest amount of weight (typically under five pounds) and may experience a decline in physical activity, especially men.
The Positive Impacts of a Healthy Marriage
A strong and stable marriage can benefit both married partners and the larger community. When two people combine their lives, they also merge emotional, financial, and social resources, which can make it easier to manage life’s stressors.
Researchers note several reasons why healthy marriages can reduce stress and strengthen mental well-being [2]:
- Increased Financial Security: Married couples often pool their income, allowing them to accumulate more wealth over time. Financial stability is directly tied to better physical and mental health.
- Expanded Social Support Network: Marriage unites two sets of family and friends, offering a larger group of people to rely on during difficult times. This broader network can reduce feelings of isolation and lower the risk of depression.
- Improved Health Behaviors: Married people often adopt healthier habits. This could be due to a sense of responsibility toward a partner, or simply having someone who encourages regular self-care and healthy lifestyle decisions.
Negative Impacts of an Unhealthy Marriage
While marriage is intended to be a lifelong partnership, chronic resentment and unresolved conflict can erode its foundation. In such cases, these problems can significantly impact both partners’ physical and mental health. Even relationships that begin with strong emotional connections can become toxic if issues aren’t addressed.
- Increased Stress and Conflict: Unhealthy marriages can become a breeding ground for stress when disagreements go unresolved, financial pressures mount, and day-to-day demands overwhelm the couple. Unchecked conflict can easily lead to chronic stress.
- Impaired Immune System: Chronic stress from an unhealthy marriage can weaken the immune system by triggering inflammation and slowing the body’s ability to heal. This increased strain makes one more susceptible to infection and chronic diseases. It may also slow recovery from injuries [3].
- High Incidence of Post Traumatic Relationship Syndrome: Research has established that psychological trauma can result if someone is betrayed by a partner they trusted completely. In an effort to address this specific type of trauma, experts have introduced the concept of post-traumatic relationship syndrome (PTRS) [4].
How Does Marriage Impact Psychological Well-Being?
Marriage can affect psychological well-being in a variety of ways, both positive and negative [5]. Understanding these influences can help couples navigate their relationship with awareness and resilience, while ignoring them often leads couples into predictable patterns of marriage breakdown.
Some of the factors that affect marriage and psychological well-being include:
Emotional Support: Marriage offers a unique source of emotional security. A spouse often serves as a steady companion through life’s highs and lows, providing comfort during stress and a lasting sense of emotional connection. However, it is easy to feel emotionally isolated within a marriage if needs go unacknowledged, communication breaks down, or a partner emotionally withdraws from the relationship.
Mental Health Disorders: Research suggests that married people tend to experience lower rates of specific mental health conditions, including depression, anxiety, and stress-related disorders [6]. A supportive spouse can help create emotional stability and serve as a buffer against these challenges. On the other hand, an unhealthy marriage can increase the risk of mental health disorders like anxiety and depression.
Self-Confidence and Self-Esteem: A loving and respectful marriage can significantly boost self-confidence. Being valued and accepted by a spouse contributes to higher self-worth, greater emotional resilience, and a more positive self-image. However, people in unhappy marriages tend to have lower levels of self-confidence and lower self-esteem compared to those who are happily married.
Role Changes and Identity Shifts: Marriage often leads to shifts in roles and identity, which can be both rewarding and challenging. Partners may feel overwhelmed by new responsibilities, conflicted about their evolving sense of self, or stretched thin while balancing personal and shared goals. How couples deal with these shifts and changes determines the marital impact and outcome.
Parenting and Family Dynamics: Parenthood reshapes marital life in significant ways. Couples face balancing child-rearing responsibilities, household management, and maintaining intimacy and connection. This juggling act can either strengthen the relationship or strain it, depending on communication and cooperation.
Managing Conflict: Every marriage faces disagreements, but how couples handle conflict makes all the difference. Healthy marriages rely on active listening, empathy, and compromise. Unhealthy partnerships, on the other hand, can turn into bad marriages that end in affairs. Strong conflict resolution skills reduce emotional strain and deepen the relationship.
Aging and Long-Term Relationships: As couples age, research shows they face evolving challenges including health issues, financial transitions, and changing family roles [7]. Adaptability is key to maintaining mental health as these shifts occur throughout a lifelong relationship.
Tips to Maintain a Healthy Marriage
Maintaining one’s mental health in a marriage requires continuous effort and attention. Here are four key strategies couples can apply to keep both their relationship and their mental health strong:
- Open Communication: Honest and regular communication helps prevent misunderstandings and builds emotional security. Sharing feelings, concerns, and daily experiences allows couples to stay connected and navigate challenges as a team.
- Quality Time Together: Spending intentional time together helps couples maintain a strong emotional bond. Whether it’s date nights, shared hobbies, or simply unplugged conversations, these moments can help improve a couple’s connection and emotional health.
- Personal Space and Self-Care: Maintaining individuality is just as important as togetherness. Supporting each other’s need for personal space and prioritizing self-care encourages emotional balance and prevents burnout in the relationship.
- Seeking Professional Support When Needed: When relationship issues become overwhelming, it may be time to see a marriage counselor or therapist. These specialized mental health professionals can offer tools and guidance to help couples resolve underlying problems and rebuild trust.
A Healthy Marriage is Good for Overall Health
In reality, all people are likely to suffer from some sort of mental health issue or disorder during their lives. Marriage is an opportunity for partners to show compassion to each other, even in their suffering, and to see the transformation that their union can create.
Mental health may pose a challenge to one’s marriage, but the marriage can pose a larger problem to one’s mental health in some cases. A troubled marriage characterized by ongoing conflicts causes significant emotional distress and can diminish the health of both partners. Persistent stress and unhappiness from these disputes can result in physical and mental health consequences, as the affected partners remain in a persistent state of tension and physiological imbalance.
A healthy marriage offers more than just companionship: it is a stabilizing force that can positively influence emotional well-being and lifestyle habits. However, maintaining the mental health of both partners as they grow and change requires intentional effort and respect from both partners. The journey isn’t without obstacles, but couples who work to sustain a healthy relationship often discover that the emotional and physical benefits are well worth the effort.
- U.S. Department of Health and Human Services. (2007). The effects of marriage on health: A synthesis of recent research evidence. Office of the Assistant Secretary for Planning and Evaluation. https://aspe.hhs.gov/reports/effects-marriage-health-synthesis-recent-research-evidence
Accessed April 9, 2025.
- Michigan State University Extension. (n.d.). A healthy marriage is good for your health. https://www.canr.msu.edu/uploads/236/64484/MOD_5_A_HEALTHY_MARIAGE_IS_GOOD_FOR_YOUR_HEALTH.pdf Accessed April 9, 2025.
- Glaser, R., & Kiecolt-Glaser, J. K. (2023). Stress-induced immune dysfunction: Implications for health. Psychoneuroendocrinology, 137, 105989. https://doi.org/10.1016/j.psyneuen.2022.105989 Accessed April 24, 2025.
- DePrince, A. P., Brown, L. S., Cheit, R. E., Freyd, J. J., Gold, S. N., Pezdek, K., & Quina, K. (2015). Motivated forgetting and misremembering: Perspectives from betrayal trauma theory. Nebraska Symposium on Motivation, 60, 193–242. https://doi.org/10.1037/14372-004 Accessed April 24, 2025.
- Wilcox, W. B. (2023, January 5). Less marriage, worse mental health: The marriage advantage in mental well-being. Institute for Family Studies. https://ifstudies.org/blog/less-marriage-worse-mental-health-the-marriage-advantage-in-mental-well-being Accessed April 9, 2025.
- Giuntella, O., Hyde, K., Saccardo, S., & Sadoff, S. (2021). Does marriage protect mental health? Evidence from the COVID-19 pandemic. ResearchGate. https://www.researchgate.net/publication/354445343_Does_marriage_protect_mental_health_Evidence_from_the_COVID-19_pandemic Accessed April 9, 2025.
- Robles, T. F., Slatcher, R. B., Trombello, J. M., & McGinn, M. M. (2014). Marriage and psychological well-being: The role of social support. ResearchGate. https://www.researchgate.net/publication/281407390_Marriage_and_Psychological_Wellbeing_The_Role_of_Social_Support Accessed April 9, 2025.
The Clinical Affairs Team at MentalHealth.com is a dedicated group of medical professionals with diverse and extensive clinical experience. They actively contribute to the development of content, products, and services, and meticulously review all medical material before publication to ensure accuracy and alignment with current research and conversations in mental health. For more information, please visit the Editorial Policy.
MentalHealth.com is a health technology company guiding people towards self-understanding and connection. The platform provides reliable resources, accessible services, and nurturing communities. Its purpose is to educate, support, and empower people in their pursuit of well-being.
Nikki Seay is a professional writer with over a decade of experience in digital health and clinical healthcare.
Dr. Holly Schiff, PsyD, is a licensed clinical psychologist specializing in the treatment of children, young adults, and their families.
The Clinical Affairs Team at MentalHealth.com is a dedicated group of medical professionals with diverse and extensive clinical experience. They actively contribute to the development of content, products, and services, and meticulously review all medical material before publication to ensure accuracy and alignment with current research and conversations in mental health. For more information, please visit the Editorial Policy.
MentalHealth.com is a health technology company guiding people towards self-understanding and connection. The platform provides reliable resources, accessible services, and nurturing communities. Its purpose is to educate, support, and empower people in their pursuit of well-being.