The mirror is a judge that's never satisfied.

Lead with skill and performance goals, not aesthetics. Watch for the warning signs: training through injury so you don't lose size, anxiety on rest days, restricting food around training. If that's you, talk to someone.
P Evidence: promising. Good studies, but small or few. Use it and keep checking.
Badenes-Ribera et al. 2019 (muscle dysmorphia in young men).
Not medical, legal or financial advice.
In The Ecosystem every framework comes with a daily action, a room that checks in, and the full library.