Rosie O'Donnell is slamming Jay Leno over his past behavior toward a contestant on "The Biggest Loser." On Tuesday, the 63-year-old comedian and actress took to Instagram to vent her frustration after ...

Jillian Michaels, once a household name thanks to her tough-love training style on The Biggest Loser, is now in the ...

Discover shocking truths about 'The Biggest Loser' scandals and bitter trainer feuds in a revealing new docuseries ...