Tom Brady can be an NFL QB at, beyond 45 years old -- Dr. Matt Provencher

Former New England Patriots head physician Dr. Matt Provencher is very familiar with Tampa Bay Buccaneers quarterback Tom Brady's uncanny ability to stay healthy into middle age from their shared time in New England. Dr. Matt details Brady's three keys to longevity and how they have put him on a path toward playing QB in the NFL beyond the age of 45.