PEOPLE Exclusive: Biggest Losers Then & NowAs the NBC weight-loss show celebrates its 10th year, see how some of your fan favorites have stayed slim. Catch season 16 Thursdays at 8 p.m. ET on NBC!

JENNIFER JACOBS

Then: Jay's daughter came to The Biggest Loser with him, weighing 278 lbs. She eventually lost 114 lbs., weighing in at 164 lbs. at the finale. "The experience showed me how to release my fears and tap into my inner strength," she says.
Now: The 31-year-old health coach, who's gained 12 lbs. since her season, helps others reach their weight-loss goals. "Paying it forward as a health coach has been one of the greatest motivators to staying healthy," she shares.