The Reality of the Biggest Loser alum, Rachel Frederickson, lost a remarkable 59% of her body weight, from 260 to 105 pounds, winning the series in 2014.

Netflix’s new documentary, “Fit for TV: The Reality of the Biggest Loser” just landed on the streamer and it pulls back the curtain on allegations made against producers and former cast members of NBC’s former series “The Biggest Loser.”

David Broome, a co-creator of The Biggest Loser, says in the docuseries that he got the idea for the show after seeing a desperate “help wanted” ad for a personal trainer to “save my life” on a bulletin board outside of a gym. Once the show was underway, producers searched for similarly desperate contestants.

The Reality of the Biggest Loser," Danny Cahill shares his experience with the show. He shares how life is for him now.

Alison Sweeney hosted The Biggest Loser for eight years before leaving the long-running weight loss game show after its 16th season in 2015.

The Reality of The Biggest Loser, is shining a bright light on the old weight-loss show, and it’s not looking pretty.

The new docuseries hit the 2025 TV schedule on Friday, and one of the biggest bombshells came from Season 8 contestant Tracey Yukich. The then-37-year-old collapsed during a mile run on the beach during their first day on the show and had to be airlifted to the hospital. Yukich described what she experienced, saying: