A good amount of young athletes are experiencing injuries or the wear and tear that are seen in old players.
This is probably due to social media giving spotlight to high school athletes, the pressure put on student athletes by schools to succeed, the internal pressure to get in the big leagues, etc. now you add the possibility of making money in the ncaa via nil. You will see a lot of overtraining and playing which will breakdown the body faster.
Probably drill rapping in a mirror