Premieres Sunday 9/8c. Watch online previews.
Get to know The Biggest Loser's veteran trainer.
We've got John's bio, photos, videos and interviews - all in one place!
Find out what the contestants have been up to since their elimination!
We've got all the amazing photos from the finale right here!
Have you made a change? Share your story, and we'll put it on the site!
Who would you choose - Anna, Bob or Dolvett?
Chinese Buffet Temptation Challenge
Who will eat the most to win control of the...
Explore the Gym
It's never empty for long, so take this...
Enter the Trainers
Bob and Dolvett surprise the contestants with...
The Very First Challenge
There's a lot at stake, because one of the...
Tough Mudder Challenge
Past winners John, Olivia and Patrick return to...
Week 17 Weigh-In
It's phase one in the challenge to see who will...
Third Finalist Challenge
It's a throwback to Week 1 - but this time, a...
To Quit or Not to Quit?
The contestants deliberate their fate on the show.
White House Workout
Michelle Obama sweats right alongside the...
In the most amazing makeover show ever, the...
The first player to smash an image of their old...
Makeover Hairdos with Ken Paves
The man with the vision transforms the...
Makeover Wardrobe with Jeannie Mai
The contestants get spiffy with the help of...
Shopping and Cooking Challenge
Season 12 fan favorites Antone, Becky and Vinny...
Dolvett surprises his team with an all-new...
The winner receives 30,749 pounds of Newman's...
Arriving in Hawaii
How would you feel if you just found out you...
Biggest Loser's Hawaiian Vacation
Go sightseeing along with Season 13's contestants!
Learning to Surf with Bethany
The inspiring soul surfer challenges the...
This week, the players were challenged to...
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