Why it’s so hard to make healthy decisions | David Asch

Visit to get our entire library of TED Talks, transcripts, translations, personalized Talk recommendations and more. Why do we make poor decisions that we know are bad for our health? In this frank, funny talk, behavioral economist and health policy expert David Asch explains why our behavior is often irrational -- in highly predictable ways -- and shows how we can harness this irrationality to make better decisions and improve our health care system overall. The TED Talks channel features