As sports science evolves we are finding more and more of a correlation between fatigue and injuries. This is a big problem for a league that frequently asks players to play games on consecutive nights and often fly across the country while doing so.
It’s a herculean task for an athlete to compete at a high level late in the evening, board a plane to another city that is in a different time zone, arrive in the early hours of the morning, and then have to compete again just a few hours later.