20 Celebrities Who Struggle With Mental Illness

18. Howie Mandel – OCD

Howie Mandel has such a hilarious personality that it can be hard to imagine that he suffers from debilitating OCD. His fear of germs is well known and the reason he refuses to shake hands and chooses to keep his head shaved. He can also be triggered, and then his brain goes on an endless loop that he can’t break from.