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The Biggest Loser's Biggest Secrets to Lose Weight!

Originally aired on 1/04/2013

The Biggest Loser has helped 236 contestants lose over 29,000 pounds over 13 seasons. For the first time ever trainers Jillian Michaels, Bob Harper and Dolvett Quince sit down with Dr. Oz to share their weight loss secrets!

Guests: Jillian Michaels , Bob Harper, Dolvett Quince, Dr. Joanna Dolgoff