Overview

• Monica Seles publicly confirmed in an Associated Press interview that she has been living with Myasthenia gravis for three years.
• She recounted seeing the tennis ball double during play, an episode that once left her unable to hit a shot.
• Medical experts explain the rare neuromuscular autoimmune disorder causes fatigable muscle weakness by blocking nerve-to-muscle signal transmission.
• Seles said the disease has major effects on routine tasks, including difficulties styling her hair.
• The nine-time Grand Slam champion said she is drawing on past resilience as she adapts to life with the illness.