NEW YORK—For some in tennis, the serve clock was long awaited. For others, it was long dreaded. Not surprisingly, its introduction during the North American hard-court season this summer has ...

Emma Raducanu’s former coach has urged Novak Djokovic to improve his serve if he is to return to the top of elite tennis.

stanford.edu Purpose The tennis serve is commonly associated with musculoskeletal injury. Advanced players are able to hit multiple serve types with different types of spin. No investigation has ...