From tension between Bob Harper and Jillian Michaels to one contestant nearly dying on the set, the new series was full of secrets.

Netflix’s new documentary, “Fit for TV: The Reality of the Biggest Loser” just landed on the streamer and it pulls back the curtain on allegations made against producers and former cast members of NBC’s former series “The Biggest Loser.”

A new Netflix docu-series has shockingly overtaken Wednesday as the number one show. Discover why viewers can’t stop watching this surprising hit now!

However, it seems Michaels, 51, has taken umbrage with some of the claims made in the Netflix documentary, with celebrity gossip site TMZ now alleging that she may even sue Netflix, as well as fellow The Biggest Loser coach Bob Harper and the show’s medical advisor, Dr. Robert Huizenga.

The 2025 Netflix documentary shines light on the darker side of the hit 2000s competition show, 'The Biggest Loser'

The Reality of The Biggest Loser, is shining a bright light on the old weight-loss show, and it’s not looking pretty.

Fit for TV: The Reality of 'The Biggest Loser' (Image via Netflix)

Netflix viewers have reacted in disbelief over 'outrageous' documentary Fit for TV: The Reality of The Biggest Loser, which lifts the veil on the TV series.