Season 15 winner Rachel Frederickson lost nearly 60% of her body weight, shocking viewers and health experts at the time. Fit ...

Jillian Michaels is weighing in on her personal life. One week after The Bigger Loser trainer Bob Harper confirmed the rift with his former co-star when he revealed that she didn't reach out to him ...

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

I provide this anecdote because it's important to understand my perspective as a journalist who didn't come to the new ...

When she appeared in Season 8 of The Biggest Loser, Tracey Yukich was one of the most disliked contestants among the viewers. She was accused of being manipulative, who’d do anything to grab attention ...

The former trainer on the weight loss bootcamp series hits back at claims made in a new Netflix docuseries, 'Fit for TV: The Reality of the Biggest Loser.' ...

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

Erica Lugo trained 'The Biggest Loser' Season 18 winner and now, she's speaking out about her experience on the show.

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

Where are the winners of The Biggest Loser Australia now? Here’s what all of them look like and what they're up to today.