Sept. 11: TODAY host Meredith Vieira looks at past winners of the reality show and what’s coming up in the fourth season.

See how much weight the contestants voted off 'The Biggest Loser' have dropped!

If you have missed any of the 'Biggest Loser' moments, catch up with this exciting recap.

Bob Harper, long-time trainer on “The Biggest Loser,” has made a career of helping people transform their lives through weight loss. He reveals six of the best tips from his new book, “The ...

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May 15: Bob Harper, long-time trainer on “The Biggest Loser,” has made a career of helping people transform their lives through weight loss. He reveals six of the best tips from his new book, ...

Days of our Lives: Billie hopes that Chelsea can move forward and forgive her for sleeping with Nick.

Days of our Lives: The Biggest Loser's Trainer Bob makes a visit to Salem.