Have you ever tried fast crash diets? Some people swear by them, but health experts caution against them. If you're tempted, you may want to brush up on the facts about crash dieting before stocking up on cabbage soup, tuna fish or whatever magic food you need for your diet. Before trying the latest fad crash diet to "drop a dress size instantly", test what you know about crash diets. You may be surprised to learn the truth about the bevy of diets that promise quick weight loss and a slimmer you tomorrow!