The longtime Idol judge and record company exec underwent gastric bypass surgery back in 2003 after finding out he had type 2 diabetes. "It's not easy, and it's a continued struggle,” Jackson said on the Today show in December 2008. "That's part of why I wanted to write the book [Body With Soul], as an inspiration to people and say, 'Hey, listen. It can happen to anybody. It happened to me, no matter how much money, no matter what I do, I'm still just like you.'"