What are some popular types of fad diets?

What are some popular types of fad diets?

Andrea Giancoli (Registered Dietician ) gives expert video advice on: What are some popular types of fad diets?; What do all fad diets have in common?; What are some of the popular past fad diets? and more...

With fad diets, you see a lot of cleanses, detox, and fasts centering around one particular food or one particular eating behavior such as high-protein, low-carbohydrate, low-fat, high-fat, or anything that's kind of extreme.