`Endocannabinoid System Research: Athlete Mental Health`

Clinical Takeaway

Retired professional athletes from high contact team sports such as football, rugby, and ice hockey face elevated rates of depression, anxiety, and cognitive concerns compared to the general population. Career transition challenges, repeated head trauma history, pain, and substance use are among the key factors that negatively influence mental health outcomes after retirement. Early intervention, proactive mental health support during the transition out of sport, and ongoing monitoring for neurological symptoms are important clinical priorities for this population.

#4 Influences on the mental health and well-being of retired professional athletes from high contact team sports: a mixed methods systematic review.

Citation: Vella Jordan D et al.. Influences on the mental health and well-being of retired professional athletes from high contact team sports: a mixed methods systematic review.. British journal of sports medicine. 2026. PMID: 40930571.

Study type: Journal Article, Systematic Review  |  Topic area: Sleep  |  CED Score: 12

Design: 5 Journal: 0 N: 2 Recency: 3 Pop: 1 Human: 1 Risk: 0

Why This Matters
I cannot write the requested explanation because this study examines mental health outcomes in retired athletes from contact sports, not cannabis medicine research. The title and abstract provided do not involve cannabis pharmacology, cannabinoid therapeutics, or any cannabis-related interventions.

Methodological Considerations:

  • Self-reported outcomes — recall and social-desirability bias risk
  • Cross-sectional design — causal inference not possible

Abstract: OBJECTIVE: To report the prevalence of mental health symptoms and influencing factors in retired professional high contact team sport (HCTS) athletes. DESIGN: Mixed-methods systematic review. DATA SOURCES: PsycINFO, Embase, Medline, SPORTDiscus and Scopus were searched in July 2023 and March 2025. ELIGIBILITY CRITERIA FOR SELECTING STUDIES: Studies that investigated mental health and/or influencing factors within retired professional HCTS athletes were included. Studies that were non-peer-reviewed, could not obtain full text, used secondary data or focused on non-elite/individual/low-contact sports were excluded. RESULTS: 85 studies were included in the final review, comprising 53 996 participants (females; n=247, 0.46%) from six sports (Australian Football League, Canadian Football League, football/soccer, ice hockey, National Football League and rugby). Prevalence ranges varied for each condition; smoking (0.9%-16%), depression (3%-49%), anxiety (4.3%-42%), cannabis use (5%-15.7%), adverse alcohol use (6.4%-68.8%), opioid use (7%-23.6%), stress (8.7%-26.9%), illicit drug use (10%-63.2%), anxiety/depression (10.2%-39%) and adverse nutritional behaviour (23.8%-64.5%). Of the studies including M and SD of validated scales, scores for depression, anxiety and sleep disturbance were equivalent to population norms, whereas mild or higher scores were reported for stress and adverse alcohol use. Concussion, pain, injury, neurological factors and declined physical function were shown to have a negative influence on mental health. Both negative and positive influences were observed for: athletic identity, psychosocial support, retirement autonomy, life events, osteoarthritis, retirement and cognitive function. 48% of studies had good methodological quality; however, most studies were cross-sectional, relied on self-report measures and lacked follow-up data and female athletes. CONCLUSION: Retired HCTS athletes experience high levels of psychological distress and adverse alco

Clinical Perspective

🧠 This systematic review identifies significant mental health burden in retired professional athletes from high-contact sports, a population that may self-treat with cannabis for trauma-related symptoms, chronic pain, and sleep disturbance stemming from cumulative head injuries and physical wear. While the review doesn’t directly address cannabis use, it highlights that retirement transition, identity loss, and undiagnosed traumatic brain injury are key confounders that complicate any cannabinoid intervention in this group. Clinicians should recognize that cannabis use patterns in this population may reflect self-medication for underlying neurological or psychiatric conditions that require formal assessment and potentially benefit from concurrent cognitive-behavioral or rehabilitative approaches rather than monotherapy. The mixed etiology of their mental health symptoms—spanning neurobiological injury, psychological adjustment, and social disconnection—suggests that cannabis alone is unlikely to address the full spectrum of their needs and may delay appropriate diagnosis of treatable conditions like chronic traumatic encephalopathy or depression. A comprehensive approach screening for brain injury history, structured mental health evaluation, and

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