Is fasting worth the effort, and can it give me long term health benefits? Yes, it can. More and more studies show that all different types of fasting can reduce our risk of chronic disease and even reverse some, to some extent. Dr. Greger has many short videos on his website Nutritionalfacts.org in which he shows and compares the results of many studies. Fasting has been done for centuries, not just for physical health benefits, but also for emotional and spiritual health be