'In this clip from Season 13, our contestants and their families workout with Michelle Obama at The White House.  For even more life-changing moments from The Biggest Loser past and present, subscribe to the official YouTube channel: https://www.youtube.com/user/nbcbiggestloser/     For show updates and more, follow us on Facebook: https://www.facebook.com/biggestloser Follow us on Twitter: https://twitter.com/biggestloser Follow us on Instagram: https://www.instagram.com/biggestloser/ Watch full episodes: usa.app.link/WatchTheBiggestLoser  Follow us on Facebook https://www.facebook.com/biggestloser/' 

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