>>3798564 (OP)in 1v1 wrestling matches, or very strenuous physical activity where you sweat tons, yeah normal, but shouldn't happen, also some are motivated by muscle action, and it can be seen as a way to fight off body dysmorphia and be like "yup this is what i got i aint no fucking furry or a lizard person"
while i dont like the complete nude ancient greek gymnastics, it can go overboard pretty quickly and if u accidently sprung a boner ppl would think ur gay prob