Certainly, they don't let you play football much until you're 6-9 and then not seriously until you're 12-14. Likewise, basketball and baseball. But very few professionals or top amateurs (for those sports where that is the top) started much later than the earliest they could.
Certainly, they don't let you play football much until you're 6-9 and then not seriously until you're 12-14. Likewise, basketball and baseball. But very few professionals or top amateurs (for those sports where that is the top) started much later than the earliest they could.