In the interview, held at the Country Music Hall of Fame, Alan said that he had been diagnosed 10 years ago and that the condition was beginning to affect his ability to walk.
Alan said that he inherited C-M-T from his father and that while there's no cure, it's also not fatal. He even joked, "I just didn't want people to think I was just drunk up there on stage, stumbling around every night."
The legend is still performing as much as he can.