Why are cleanses and detox diets so popular?

Why are cleanses and detox diets so popular?

Andrea Giancoli (Registered Dietician ) gives expert video advice on: What is the 'Master Cleanse Diet'?; What makes the lemon,syrup or pepper combination so special?; Are a cleanse, detox, and fast the same thing? and more...

These detoxes, like Master Cleanse is very popular, because we have that sense that our bodies are full of toxins and that we need to get rid of them and we've got to do some kind of diet or fast or detox or cleanse to get rid of them. And it sounds very scientific, it sounds like it's going to make us healthy, so we try it.