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!

HANNAH CURLEE

Then: Curlee arrived on the ranch for season 11 weighing 248 lbs., and hadn't been on a date in 10 years. She may have come in second place to her sister Olivia Ward, but she walked away 120 lbs. lighter, weighing in at just 128 lbs.
Now: The former human resources coordinator, 35, has only gained back 19 lbs. and runs myfitspiration.com with her sister Olivia – and she's engaged! "I could never have talked to a man like him before the show," Curlee tells PEOPLE of her fiancé. "He would not have even recognized the old Hannah because I was so unhappy and bitter about life."