Dermatologist Claire Wolinsky and therapist Tom Kersting warned the practice includes "bone smashing," steroids, supplements and early cosmetic surgery promoted online.
Wolinsky said mewing and bone smashing are not science-based and can cause self-harm, as some users try to surpass their genetic potential for sharper features.
Experts said social media influencers are replacing doctors for some young men, while insecurity, external validation and feeling overlooked may be driving the trend.
When does a young man’s quest for self-improvement cross into the dangerous territory of body dysmorphia?
Following a $6M verdict, are social media platforms now liable for the dangerous looksmaxxing trends they amplify?