Since the documentary aired, cracks have also begun to show between the show's familiar faces, including Jillian Michaels, and fellow trainer, Bob Harper. During The Biggest Loser's hay day, while ...

The Biggest ... Loser, shooting down the allegations made against her in the Netflix documentary. Michaels—who helped ...

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