Games like football, soccer and rugby come to mind when thinking about sports-related concussions.
But a smashing tennis shot could cause a traumatic brain injury if the ball whacks a player's head, a new study argues.
Concussions can happen if a tennis ball travel...
NBA great Michael Jordan had a special ritual he would follow before every free throw: He would assume a shoulder-width stance, spin the basketball in his hands, bounce the ball three times, and then spin the ball once more while focusing on the rim before finally taking his s...