Dr. David Agus spoke with "CBS This Morning" about his new book "The End of Illness" and longevity. Watch the above video to see his key tip to living longer and why something as simple as wearing uncomfortable shoes can hurt you in the long run.
Dr. David Agus, Author Of 'The End Of Illness,' Offers Surprising Tips To Live Better, Longer
Surprising Tips To Help You Live Better, Longer
