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

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

Harper is practically synonymous with The Biggest Loser. He trained contestants for the first 16 seasons and hosted the final ...

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 ...

Michaels, 51, alongside Bob Harper, 60, was one of the personal trainers on the NBC reality show, which aired from 2004 to 2016, following obese people as they attempted to lose weight as quickly as ...

Former 'Biggest Loser' trainer Jillian Michaels broke her silence about a new doc exploring the show's complicated legacy ...

The former talk show host called out Leno after archival footage of him appeared in the Netflix docuseries, showing him ...

Just days after "The Biggest Loser" docuseries premiered, Jillian Michaels took to social media to refute a series of claims ...

Former "Biggest Loser" star trainer Jillian Michaels is slamming Bob Harper and Netflix's "Fit for TV: The Reality of the Biggest Loser" docuseries.

The Biggest Loser staple Bob Harper has revealed that former co-star Jillian Michaels never reached out after he suffered a ...

Among other claims, Netflix’s “Fit for TV: The Reality of the Biggest Loser” alleges Michaels plied contestants with caffeine ...