25 Shocking Celebrity Weight Changes

A look at fad diets celebrities have used to shed or gain weight fast.

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Michael Moore

The opinionated filmmaker dropped a dramatic 70 pounds by eliminating salt, sugar, and white flour from his diet, and upping his exercise regimen to walking 30 to 40 minutes every day.

Moore, 59, allegedly checked into a Florida weight-loss spa in 2007 and again in December 2010.

Next: Janet Jackson

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