Reuters reports **M*A*S*H** alum Alan Alda has revealed that he has Parkinson?s disease.
The 82-year-old told **CBS This Morning** that he learned of the diagnosis more than three years ago.
Alda says the disease has not stopped him from acting or pursuing other career opportunities.
Alda added that he decided to go public with his diagnosis after noticing his thumb twitching on TV.
?In the very beginning, to be immobilize by fear and think the worst thing has happened to you ? it hasn?t happened to you. You still have things you can do.? Alan Alda