First of all the No Fat/Low Fat diet trend is SO 1990’s.  At least 20-35% of your daily calories should come from fats, but not just any fats, Healthy Fats. I'm sure you've heard about the Ketogenic diet. If not you should read this book Fat for Fuel by Dr. Joseph Mercola or get some research on his website mercola.com. I will be doing a more in depth post on ketogenic or as he calls it MMT Mitochondrial, metabolic  therapy. It focuses on fueling your body with fats and switching from burning glucose to burning fat.