hi
im a guy 22 years old i had no facial hair only a light mastach and i was OK with that
one time i start a diet and i went to gym for 3 months while this 3 months i noticed some growth in my facial hair , body hair and my erection had double in the size after that 3 months i had injury in my knee (complete tear in my ACL) so i stop it going to gym then my facial hair stop it growing same to my penis size back to were he was .
whats wrong ?