Alizé Cornet’s journey into meditation has not only brought her peace—both on and off the court—but is also what inspired her to write her autobiography: Transcendence: Diary of a Tennis Addict.

DEAR DR. DONOHUE: This summer I have taken up tennis. I'm 55 and never played it before. I have played many other sports. I really like tennis, so I've started taking lessons with a young, local pro.

Most athletes prioritize the technical and tactical elements of their games, but they don’t take as much time to improve the game between their ears. Tennis players have to quickly recover from bad ...

2:03 The ‘Bianca effect’: Mississauga rallies behind hometown tennis all-star Bianca Andreescu began her day Saturday the same way she started every morning during her run to the U.S. Open title. By ...

This 3D visualization of tennis ball trajectories during real ATP matches is both very pretty and potentially very useful for players and coaches.

In tennis, consistency is key. As the women’s draw approaches the semifinals, Sara Errani and Caroline Wozniacki have demonstrated consistent performances on the court. To understand each player’s ...