In modern baseball, spin rate stands out among pitching metrics, but its true value lies in its effects on performance and injury risk. Spin rate — the speed of baseball rotation in revolutions per ...

At the major league level, a pitcher’s arm can be worth tens of millions of dollars. Players, teams and Major League Baseball itself all have a vested interest in reducing season- and potentially ...

Your child stayed under the pitch count. The coach tracked every throw. The rules were followed. And then on the drive home, they say their arm feels sore. Or worse, something just doesn’t feel right.