The Biggest Loser is back in the spotlight more than 20 years after it first premiered on NBC. In the new Netflix docuseries Fit for TV: The Reality of The Biggest Loser, former contestants and producers reveal the intense reality behind the success of the weight-loss reality show. Former trainer Bob Harper and the show's medical consultant, Dr. Robert Huizenga, are just some of the people who agreed to participate in the docuseries and share their perspective on the show. One former contestant grabbing the attention of viewers is season 7 participant Joelle Gwynn.