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Myths, Scams And Bogus Health Claims

Prompted by a new study that analyzes weight gain after a period of dieting, CBS' Erica Hill talks to one of the study's authors about which diets are most effective and which food myths are the most pervasive.

Prompted by a new study that analyzes weight gain after a period of dieting, CBS' Erica Hill talks to one of the study's authors about which diets are most effective and which food myths are the most pervasive.