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Muscle dysmorphia in adolescents and young adults
Jason M Nagata1, Jacqueline O Hur1, Ken Murakami1
1Division of Adolescent and Young Adult Medicine, Department of Pediatrics, University of California San Francisco, San Francisco, CA, USA.
The Lancet. Child & Adolescent Health
|December 5, 2025
Summary
Societal pressure for muscularity can lead to muscle dysmorphia in young men. More research is needed on effective treatments and prevention for this body image disorder.
Area of Science:
- Psychiatry
- Adolescent Medicine
- Body Image Research
Background:
- Societal ideals promote lean, muscular physiques, increasing body image concerns in adolescent males.
- Muscle dysmorphia, a body dysmorphic disorder specifier, involves preoccupation with insufficient muscularity.
- Adolescents and young adults are vulnerable to body image issues, including muscle dysmorphia.
Purpose of the Study:
- To synthesize current evidence on muscle dysmorphia in adolescents and young adults.
- To guide clinicians in assessing and treating this condition.
- To identify gaps in research and suggest future directions.
Main Methods:
- Narrative review of existing literature.
- Synthesis of epidemiological data.
- Examination of assessment and treatment strategies.
Main Results:
- Some treatments show promise, but large-scale outcome data in adolescents is limited.
- Few muscle dysmorphia-specific prevention strategies exist.
- Eating disorder prevention programs may reduce muscle dysmorphia symptoms.
Conclusions:
- Clinicians need better tools to identify and treat muscle dysmorphia in young people.
- Further research on pharmacotherapy, prevention, and cultural factors is crucial.
- Understanding muscle dysmorphia is key to supporting adolescent mental health.
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