The Biggest Loser

New season features former athletes, including NFL players and Olympic gold medalists, and new trainers Jessie Pavelka and Jennifer Widerstrom joining Bob Harper and Dolvett Quince.

New season features former athletes, including NFL players and Olympic gold medalists, and new trainers Jessie Pavelka and Jennifer Widerstrom joining Bob Harper and Dolvett Quince.

As the trainers and contestants get to know each other, one player refuses to discuss what led to her weight gain; the contestants race through an obstacle course carrying a punching bag; Dr. Huizenga meets with the players; weigh-in.

As the trainers and contestants get to know each other, one player refuses to discuss what led to her weight gain; the contestants race through an obstacle course carrying a punching bag; Dr. Huizenga meets with the players; weigh-in.

As the trainers and contestants get to know each other, one player refuses to discuss what led to her weight gain; the contestants race through an obstacle course carrying a punching bag; Dr. Huizenga meets with the players; weigh-in.

The contestants take part in two challenges, including one that tests nutrition knowledge, in order to gain pound advantages at the weigh-in.

The contestants take part in two challenges, including one that tests nutrition knowledge, in order to gain pound advantages at the weigh-in.

A lottery determines which contestant goes home with their trainer; two eliminated contestants vie for a chance to compete for one more week.

The former athletes continue to face challenges and weigh-ins, hoping to avoid Comeback Canyon as they vie for the title of Biggest Loser.

The former athletes continue to take on challenges and face weigh-ins in the hope of avoiding Comeback Canyon as they vie for the title of Biggest Loser.

The former athletes face challenges and weigh-ins in the hope of avoiding Comeback Canyon as they vie for the title of Biggest Loser.

The challenge winners determine punishments for the other two teams, including a weekend in Las Vegas full of temptation, and being tasked with undesirable chores.

Super Bowl champions Michael Irvin, Donald Driver and Willie McGinest work with the contestants during a football challenge; a contestant is sent home for good.

The original teams are disbanded and new ones are formed by chance; a contestant has a hard time working with a different trainer; chef Rocco DiSpirito determines which team makes the healthiest and tastiest dish.

The contestants work to lose 50 pounds collectively so no one has to go home. A sand-pile challenge gives the players a chance to win a weigh-in advantage and at Comeback Canyon, two competitors battle for the chance to stay another week.

The contestants compete in their first challenge as individuals by crossing an obstacle course and completing a memory puzzle and the winner earns immunity. The players receive heartwarming videos of support from loved ones and two players go home.

The remaining contestants are encouraged to face their fears; a challenge features a lacrosse-inspired obstacle course; a contestant is eliminated.

The remaining contestants are encouraged to face their fears; a challenge features a lacrosse-inspired obstacle course; a contestant is eliminated.

Fashion adviser Tim Gunn and celebrity hairstylist Ken Paves help transform the remaining contestants; Gavin DeGraw performs; the contestants reunite with their loved ones.

The former athletes face challenges and weigh ins in the hope of avoiding Comeback Canyon as they vie for the title of Biggest Loser.

It’s the last week on the ranch for the final four contestants, and time to celebrate just how far they’ve come on their weight loss journeys.

Contestants from this season reunite and reveal how much weight they've lost; the at-home winner is revealed; the grand-prize winner is announced.

Contestants from this season reunite and reveal how much weight they've lost; the at-home winner is revealed; the grand-prize winner is announced.