'These kids are ticking time bombs'

Repetitive stress injuries are a real thing, especially at the youth level. Year-round sports increases injury risk, promotes burn-out, and doesn't even improve a players' odds of playing at a higher level, college or professional. In fact, many higher level coaches now seek "athletes," or those that have played multiple sports.

https://www.espn.com/nba/story/_/id/27125793/these-kids-ticking-bombs-threat-youth-basketball