The Biggest Loser features obese people competing to win a cash prize by losing the highest percentage of weight relative to their initial weight.
The Biggest Loser (Season 0)
Did They Keep the Weight Off? 0.0
Air date: 2007-09-04
Runtime: 90 min
Overview: Contestants from the first three seasons return to the ranch for one final weigh-in to see if they've managed to keep the weight off. They will also share the struggles they went through to stay in shape, as well as what's happened in their lives since they left the show. Find out if anyone has gained the weight back and who has kept it off in this hour-long special.
Where are They Now? 0.0
Air date: 2009-11-25
Runtime: 90 min
Overview: We get and update from former contestants on what they have been doing since they left The Biggest Loser show and we see how they look now. Also, we hear about the struggles to keep the weight off for some of the former contestants and the other contestants tell us of the milestones they've accomplished.
Where are They Now 2010 0.0
Air date: 2010-11-24
Runtime: 90 min
Overview: Viewers get the chance to catch up with some of their favorite contestants from the past nine seasons of the series, as more than 30 former contestants will be featured, revealing what they have been doing with their lives since the show.
Where Are They Now? 2011 0.0
Air date: 2011-11-23
Runtime: 90 min
Overview: Updates on past contestants are presented, along with bloopers and behind-the-scenes footage. Also: The trainers offer their thoughts on the current season; a contestant makes a surprise announcement; cameras follow Bob through an average day; Aida Mollenkamp prepares a diet-friendly Thanksgiving dinner and offers cooking tips.

Seasons

Episodes 12

Episodes 12

Episodes 13

Episodes 15

Episodes 16

Episodes 14

Episodes 21

Episodes 13

Episodes 19

Episodes 13

Episodes 21

Episodes 13

Episodes 18

Episodes 12

Episodes 15

Episodes 18

Episodes 8

Episodes 10

Episodes 4