Howie Mandel

'Deal or No Deal' works nicely with my ADD/ADHD symptoms. I show up, meet the contestants, and move around the set. I'm not stuck behind a pedestal reading trivia questions. I've always had problems sitting still and listening for long periods of time. The show spares me these challenges. I can live in the moment. It's like a standup act.

The importance of heart health became very real for me when my father died of heart disease seven years ago. Having experienced the loss first hand, I am inspired to do everything I can to break the cycle and prevent families from losing loved ones to this preventable disease.

And I think that still is true of this business - which is basically research and development - that you probably spend more time in planning and training and designing for things to go wrong, and how you cope with them, than you do for things to go right.