We've barely dug ourselves out from beneath the pile of new diet books that arrived to kick off the year, and already the "get in shape for summer" diet books are filling our mailboxes.
That raises the question: If any of these diets actually worked, why would we need more?
That's because fad diets aren't going away any time soon. They're just too appealing, said Dr. Lawrence J. Cheskin of the Johns Hopkins Bloomberg School of Public Health and director of the school's Weight Management Center. And sometimes, they even do work.
But that's no endorsement, he cautions.
Cheskin said that, by definition, fad diets are those that have not been studied...