Jillian Michaels and Bob Harper – longtime trainers on “The Biggest Loser" – appeared inseparable on screen, but behind the ...

After 'Biggest Loser' alum Bob Harper called out Jillian Michaels for not checking in on him following his 2017 heart attack, ...

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 ...