Health Celebrities With Heart Conditions February 1, 2013 / 3:00 AM PST / CBS News Barbara Walters Bert Reynolds Bill Clinton Bret Michaels Charlie Rose David Letterman Dick Cheney Jennie Garth Kelsey Grammer Larry King Miley Cyrus (photo credit: Christopher Polk/Getty Images) Regis Philbin Robin Williams Actors widow shares that other medical conditions would've claimed actors life. (Credit: Ryan Pierse/Getty Images) Shaun White Toni Braxton