“Tennis is particularly beneficial for mental health because it encourages self-reliance and mental toughness,” said Dr. Alexis Colvin, the U.S. Open’s chief medical officer.

The US Open calls tennis the world’s healthiest sport. Doctors explain health benefits of tennis, including heart health, longevity and mental health.

Stop, turn around and then find the ball. Older tennis players can be safe and competitive. Good preparation, smart play and a healthy attitude are keys to success. Tennis for older players should ...