The teams face off in two challenges to gain pound advantages at the next weigh-in and are quizzed on their nutritional intelligence.
Week 2 is about more than just losing weight – it's about dealing with the core emotional issues that have led the contestants to this point.
In the Season 16 premiere, 20 former athletes, including NFL players and Olympic gold medalists, arrive at the ranch to begin their weight-loss journey.
The contestants of Season 15 return for the live finale, and one of the three determined finalists will be crowned The Biggest Loser.
The contestants compete in the first Biggest Loser Triathlon, and the three finalists are determined after this week's weigh-in.
The contestants meet with stylists Tim Gunn and Ken Paves to get new styles for their new looks.
The contestants travel to Park City, Utah to train with world-class athletes at the Olympics training center.
The eliminated contestants return to the ranch for a second chance to get back into the competition.
The competition moves to singles, and a double red line means that two players are headed home after this week's weigh-ins.
The contestants participate in a trivia challenge, and the losing team must work in a diner for the entire week.
One team's fate rests on a single contestant sent to work out at home with their trainer.
The contestants participate in a food drive challenge, and the winning team receives a much-needed visit from a family member.
Ruben returns to the ranch, and his Red Team finally triumphs in the season's most entertaining challenge so far.
The contestants compete in a challenge to create delicious, healthy meals for the Season 14 Biggest Loser kid ambassadors.
The contestants must scavenge through a pumpkin patch in search of immunity, but temptations lurk around every corner.
The contestants are only allowed to use gym equipment they've "purchased" in an auction.
Jillian talks about what makes season 9 stand out from previous ones.
Season 4 Finale Hollie Self takes you through the casting call in Los Angeles!
Take a closer look at one of the new trainers on The Biggest Loser, Brett Hoebel!
Season 10's Tina talks about the biggest surprise on the ranch.
Season 9's Sam and Stephanie interview this season's at-home winner!
Laura updates everybody on her injury.
Season 9's Sam and Stephanie interview Patrick at this season's finale!
Get to know this season's Black team.
Tears at the weigh-in move everyone at the Biggest Loser ranch.
Bob talks about the new group of players on season 11's Biggest Loser.
Arthur tells Sam and Stephanie about his Biggest Loser journey - 300 pounds down!
Get to know Dina from this season's Biggest Loser. Tuesdays, 8/7c
Check in with Victoria by watching their weekly personal video blog.
Shay talks about her next big Subway challenge.
Chelsea talks about when she first heard she would be coming to the ranch.
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