Watch the special expanded series finale online now.
"I'm a recovered fat girl, so I've tried every fad diet that's out there. They work for a while, but it's not a lifestyle." --Kelly McFarland, Season 1
If anyone knows the challenge of losing weight, it's our Biggest Loser cast members!
Meet them up close and personal through their stories. What was their turning point? How did they finally decide to lose the weight? What has helped them keep it off?