"Sleep is the main way we generate growth hormone in our body," said Dr. Mehmet Oz. "Growth hormone is the hormone that gives us vitality, especially as we age." Dr. Oz offered specific things that everyone can resolve to do to have a healthier 2013, including mixing up a special green drink. TODAY's Lester Holt interviews. (TODAY)
New comedy with Anne Heche! Series Premiere, Thursday 8/7c. Preview now.