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

Frederickson won The Biggest Loser 's 15th season, losing nearly 60% of her body weight and sparking discussions about the show's controversial approach to weight loss.

Talking about her portrayal on the show with Entertainment Weekly in 2009, she said, “I was being portrayed like a villain who’s mean and nasty, and I’m not really a mean and nasty person!”