They also seem to spend a lot of time concerned with other ideals of fashion and make up tik tick etc.
Serious athletes have no time for all the stuff that's entailed with aiming for Olympic dreams.
Also, huge amounts of sport and possibly outside fresh air and vit D is likely to support mental health which may well avert / support / help dysphoria. There's been many studies in the impact of sports and exercise on the developing hippocampus, an area of the grain that's developing in teen years and helps with rationality, overriding childish outbursts from the amygdala etc.
Also, sheep studies (which are studied as their brains are closest to ours when developing apparently) show that PBs actually inhibit the hippocampus.