Premiere Date: January 6, 2013 “The Biggest Loser“ is bigger, bolder and back in January 2013 with a powerful new mission -- to tackle the nation's childhood obesity epidemic head on. For the first time ever in the show's history, kids (ages 13-16) will be participating along with 15 adult contestants. New mother Jillian Michaels is also back, ready to whip contestants into shape with her tough-as-nails, no nonsense approach, alongside returning trainers and top fitness experts Bob Harper and Dolvett Quinc
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