The benefits of fasting are that you reduce your calories, and also reduce the markers that those calories can cause. In this video, internal medicine specialist Michael Roizen, MD, explains how fasting can teach your body to exist on less calories.
Michael Roizen, MD, Sharecare Editorial Advisory member, is board certified in both anesthesiology and internal medicine and is a co-founder of RealAge. He's also a New York Times best selling author and frequent guest on the Dr. Oz Show.
