Jillian Michaels and Bob Harper — longtime trainers on “The Biggest Loser" — appeared inseparable on screen, but behind the scenes their friendship fell apart.

The Biggest Loser has been one of America’s most-watched reality TV shows, promising dramatic weight-loss transformations. Contestants endure grueling workouts, ...

The Biggest Loser trainer Bob Harper came perilously close to death when he suffered a heart attack in February 2017. The ...

Jillian Michaels is reportedly considering suing Netflix over certain claims made in the new Netflix documentary, "Fit For TV ...

Robert Huizenga spoke about his experience on 'The Biggest Loser' on the Netflix docuseries 'Fit for TV: The Reality of The ...

Rosie O'Donnell is never one to hold back. In an Aug. 19 Instagram post, she called out fellow TV icon Jay Leno for a ...

The Biggest Loser is back in the spotlight more than 20 years after it first premiered on NBC. In the new Netflix docuseries ...

Jillian Michaels is punching back at “The Biggest Loser” alumni who made claims against her in the Netflix documentary “Fit ...

Dr. Huizenga [the show’s doctor] did approve caffeine pills on many seasons of Biggest Loser. Bob Harper not only knew about ...

Patrick House -- the winner of "The Biggest Loser" Season 10 -- says he thinks the documentary wasn't completely fair to ...

Netflix’s newest docuseries interviews cast, crew, and contestants on how a reality show about weight loss changed their lives.