Regenerating Herniated Back Discs

Guest: Grace O'Connell, Ph.D., Professor at University of California Berkeley  Maybe it’s all of the sitting at desks we do in America, or the extra weight so many Americans are carrying, or just the fact that we’re living longer. But back pain – and by the same token back surgery  – seem to have become a fact of middle age. Just imagine if scientists could figure out how to – say with a simple injection – get that herniated disc in your back to regenerate and become healthy again?