Jacob Teitelbaum, MD, is one of the most frequently quoted sleep and fibromyalgia medical authorities in the world. He is the author of 10 books, including the best-selling From Fatigued to Fantastic! and the popular free app Cures A-Z. He is the lead author of eight studies on effective treatment for fibromyalgia and chronic fatigue syndrome. Dr Teitelbaum appears often as a guest on news and talk shows nationwide including Good Morning America, The Dr. Oz Show, Oprah & Friends, CNN, and Fox News Health.