Watch The Biggest Loser Online Free - Full Episodes

Tim Gunn and Tabitha Coffey return for the makeover episode.

Two contestants are eliminated.

The remaining contestants head to Washington, D.C., where they will get to visit the White House kitchen. Also, the players take part in a competition in which they try to get as many people as possible to participate in a public workout. The contestants and trainers get to meet the members of congress and another player is eliminated.

Baseball great Derek Jeter and popular chef Curtis Stone Guest Star.

One team goes home to emotional reunions with loved ones, while the other tries to make the most of time alone on campus

One player wins the power to decide teams when the players get divided into blue and black.

The players are forced to learn how to order out when they are denied access to The Biggest Loser kitchen all week.

The players receive an offer that may be too good to refuse. Then, the contestants come face-to-face with their first temptation, which leaves the winner in control at the weigh-in. Also, an the groups stamina will be tested in an incline challenge. The end of the episode will see one contestant eliminated.

The players learn how to make healthy meals from chef Curtis Stone during a kitchen boot camp. Their instructions follow in line with Ali's announcement that is the contestants all had big losses during week 2, no one would be sent home. Also, the contestants are challenged to a balance test.

Sixteen contestants aspire to changes their lives and lose weight.

near finale

experience firsthand the challenge of continuing to make diet and exercise a priority back at home. Contestants also learn from host Alison Sweeney what their final challenge of the season will be - running a full marathon when they return to the ranch for their final weigh-in. Completing the full 26.2 mile course will be their toughest challenge yet, but cheering them on along the way are some past season "Biggest Losers"- grand prize winners Ali Vincent and Michelle Aguilar, plus "at home" winners Jim Germanakos, Heba Salama and Bernie Salazar. And as an added incentive, each player who finishes the marathon will get $10,000 to donate to the charity of their choice. Later, it's the very last "last chance workouts" with trainers Bob Harper and Jillian Michaels before a final weigh in determines who the two definite finalists will be - and which two contestants fall below the dreaded yellow line, leaving America to vote which one will be the third finalist to compete for the grand prize of $250,000.

Contestants get to train their trainers!

The contestants' food and fitness knowledge is put to the test this week when Good Housekeeping Magazine's editor in chief stops by for a trivia challenge that will give the lucky winner an all-expense paid trip to New York. Then contestants face a different kind of test when trainers Bob Harper and Jillian Michaels send them grocery shopping on a budget - and then critique their purchases. Later, a unique challenge tests each player's balancing skill, and one contestant hits a big milestone at the weigh-in before a shocking elimination sends another player home.

Tim Gunn helps transform contestants in fan favorite -- the Makeover Episode!

Temptation winner gets sole vote at this week's elimination.

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The contestants spend a week at home, where they must run a half marathon and make healthy food choices. Later, the players face a cookie temptation; and the weigh-in reveals the contestants' progress while at home.

A relay race at 24 Hour Fitness brings the winning team 24 hours of luxury.

Celebrity chef Rocco DiSpirito returns to The Biggest Loser to take the contestants to a restaurant, where he teaches them how to make healthier choices when eating out. Then the contestants have a lively cook-off, preparing healthier, low-calorie versions of once favorite meals. The winning team gets a meal specially prepared by Rocco, and a chance to pick a fortune cookie with an especially valuable fortune inside! In this week's challenge, the players all head to a food bank where they'll race to pack food kits for the hungry and load them on trucks, with the winning team earning an amazing prize. Later, all of the contestants are surprised to learn about a new twist at this week's weigh-in.

Contestants get a pop quiz on health and aging.

Part 1 of 2. The teams are reorganized, leaving some players struggling to adjust to a new trainer. Later, a challenge spans 24 hours as the players try to log as many miles as possible on a bike during that time period.

Contestants learn to work without the use of the gym.

One contestant wins a 24-hour visit from a loved one on the 100th episode of "The Biggest Loser".

Now that the contestants' partners are back at the ranch, those who've been working out at home will weigh in and see how they have fared away from the ranch. A visit to Dr. Huizenga will reveal the contestants' new "real age" and how far they've come in the first five weeks. Then all the players compete in this week's "rope challenge," and later, an elimination leads to tension on one team when one player thinks her partner hasn't been pulling her weight.

It's Super Bowl week on the Biggest Loser ranch, and that means food, football and fun with two special guest stars - celebrity chef Curtis Stone and NFL MVP Kurt Warner.

This week kicks off with a temptation that host Alison Sweeney tells the contestants will allow one player to reunite with their teammate at home and bring their trainer with them. But the reunion doesn't go exactly as planned when fireworks erupt between the two teammates after one player accuses the other of not doing all she can to stay on the ranch. Meanwhile, the contestants check in with Dr. Huizenga to see how far they've come and how many medications they no longer need from the first three weeks of weight loss. Then a wild jump rope-like challenge results in immunity at this week's weigh-in for the winner, followed by a surprising elimination that sends another contestant packing.

This week, the contestants are faced with a temptation that will cause each of them to examine the real reason they've come to the ranch. Then it's off to an outdoor challenge, where they'll race by sea kayak and then on foot to the top of a mountain, hoping to win immunity as well as a coveted phone call home. Later, one contestant pushes trainer Bob Harper to the limit, causing him to freak out during last chance workouts before a surprising weigh-in leads to a heartbreaking elimination.

Season 7 begins by introducing the players, who will compete in pairs. Grandparents, best friends and former plus-size models are among the twosomes. The group also boasts the oldest contestants and the heaviest contestant in the show's history.

The sixth season finale finds the eliminated contestants gathering for a final weigh-in and compete for the $100,000 at home prize and the third finalist is chosen before revealing this season's winner.

It's the last episode before the season finale, and time for the final four contestants to reflect on their weight loss journeys and the amazing progress they've made.

Project Runway champ Christian Siriano assists the contestants with Wardrobe as they receive a makeovers, followed by an appearance on the Tyra Banks Show, where their loved ones await them. Back at the ranch, one contestant has a breakthrough.

The contestants will be put through an NFL style workout with the help and inspiration from Jerry Rice and Steve Young. Later, Rocco DiSpirito illustrates how Thanksgiving meals can be altered and still taste great, and the players receive videos from home.

This week, contestants travel back in time to the 1980s, dressing the part and doing 80s style workouts and participating in a special 80s-themed challenge. Meanwhile, two players aren't speaking to each other, causing friction in the house and with one team in particular. Then an emotional elimination round sends another contestant home.

It's a week of surprises for "The Biggest Losers," and the first is the news from host Alison Sweeney that they'll start competing as individuals now instead of as teams. Then comes the surprise return of all the eliminated contestants, and the revelation that only one gets to return to the game - and that decision won't be determined by weight loss. Then the contestants get a surprise visit from last season's "Biggest Loser" - Alison Vincent! Later, two contestants clash in a big way before the challenge, in which contestants have to stay one step ahead of the competition - literally. And after the weigh-in, the players get their last surprise - a twist in how this week's elimination will go down.

This week, contestants put their food knowledge to the test during a calorie quiz that will give the winning team a dramatic advantage in the challenge. Later, emotions run high when one contestant confronts another on the opposing team before the challenge, which leaves the players soaring to new heights. Then one contestant stuns everyone with a record-breaking weigh-in before an elimination round sends another contestant home.

This week, trainers Bob and Jillian take their teams through very unusual workouts unlike anything they've done before. Later, Dr. Huizenga gives the contestants a very encouraging six-week progress report of how far they've come and how much healthier they are since coming to the ranch. Then the teams square off in a difficult balance beam challenge, with the winning team getting something very special from home.

This week, the contestants are left in the dark - literally - during a wild baked goods temptation, with the winner gaining considerable power that could completely change the competition. Later, host Alison Sweeney wakes the contestants up to gather them for the challenge, which will last from sun up to sundown - the longest challenge in Biggest Loser history. One contestant struggles with a decision about whether to stay at the ranch or go home, and then an elimination round sends another contestant packing.

In part two of this two-part episode, one group of contestants tries to convince their trainer that they are committed to stepping up their workouts. Later, one of the contestants has a heart-to-heart talk with her trainer about relationship issues with their family member. And a surprising weigh-in forces one team to send a family member home when they fall below the yellow line.

Part 1 of a 2 part episode finds one contestant being rewarded with a trip home for a visit, as the others are set to spend 24 hours with a personal trainer. Meanwhile, the teams are given an endurance challenge, in which one team is chastised for slacking off.

The contestants are taken for a road trip to the Grand Canyon, along with a temptation challenge at a convenience store. While at the landmark site, the contestants must figure a way to work out since there is no gym nearby. The families compete in a kayak challenge for prizes, and one member will need help from the medical staff by the end of the trip. The weigh-in proves to be a surprise shake up and cause a difficult elimination.

Rocco DiSpirito gives away some secrets on creating healty yet affordable meals. Meanwhile, the contestants must determine what percentage of weight they will lose during their stay on the show. The winners of the challenge will receive a phone call home.

This season's family theme finds husbands and wives versus their adult children. The contestants receive a surprise at home when trainers Bob Harper Jillian Michaels show up in their home, which is followed by their first challenge, an extreme walk uphill in excruciating heat.

It's a special reunion as the contestants are weighed in one last time to show just how much weight they have lost since this journey began. A contestant is voted off and joins the 16 others for a chance at winning the $100,000 "at home" prize. Finally, the remaining three will find out who was voted as the biggest loser and the winner of $250,000.

The final week on campus finds the four remaining contestants to train themselves, and chef Rocco DiSpirito serves up more cooking secrets.

The five remaining contestants are headed to Australia as a surprise. they will be challenged to race around Sydney and then make it to the top of Sydney Harbour Bridge.

The six remaining contestants compete in a pop quiz for a prize. The challenge finds the players giving extra calories to their opponents.

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The eliminated contestants come back to join the six remaining players for a special weigh in. The male and female who have lost the most weight between those previously eliminated are invited to return.

The contestants fly over a ravine on a zip line for this weeks challenge. Meanwhile, the outcome of one player's game may be determined by the immunity challenge.

One lucky team wins a trip to Las Vegas. The elimination round takes a twist when one contestant makes an unexpected sacrifice.

The teams are without Bob and Jillian for the first time as they each go home and must train on their own.

Each contestant gets a health improvement update from their doctors. Also, a visit from Jillian's mom, a psychotherapist, who delves into the past of each contestant to uncover what issues may have caused their weight gain.

The contestants compete in a cook off challenge, judged by chef Rocco DiSprito, who prepares a special meal for the winning couple. Also, an injury is suffered by one of th strongest competitors, and one competitor is surprised by a special visitor.

The contestants are put through an escalator challenge in which the results change the face of the game. Also, this weeks temptation is a tap full of soda pop, and when a team fights back to clear their name when accused of being lazy.

Three teams begin to second guess themselves when a plot to throw the weigh in is engaged. Next, one of the pairs has set themselves apart from the pack, while the challenge includes a reward of letters from home.

Rifts form between the contestants as the eight teams vie for immunity.

The nine remaining pair of contestants are tempted by the smells from a barbecue buffet, and learn that Jillian and Bob will be training them together. Also, a challenge involving a seesaw.

Season Five begins with the introduction of new contestants, who this time will work in pairs instead of individually. Among the teams are brothers, best friends and ex-partners who will be coached by Bob Harper and Jillian Michaels.

One of the final four contestants will be named the "Biggest Loser" and win the coveted grand prize of $250,000.

In this must-see, exciting live finale, all of The Biggest Loser contestants from this season return for a special reunion and a chance to weigh in one last time and show America how much theyve all lost since beginning their weight-loss journeys. Then its the moment viewers have been waiting for, when one of the final four will be named this seasons Biggest Loser and win the coveted grand prize of $250,000.

The five remaining contestants look back at their hard work up to date before one more is released from the show.

The remaining six contestants are put to work in a pizza place. Later, they participate in a contest involving punching.

The viewers will choose this week's challenge for the seven remaining contestants.

The contestants head to the set of Days of Our Lives soap opera, where friends and family wait to surprise them.

For the first time ever this season, the players start competing as individuals rather than teams. A tantalizing temptation has the contestants overcome by the power of donuts and one player finds a valuable prize, but was it worth risking their diet for? Then a 24-Hour Fitness triathlon challenge allows a contestant to go home for 24 hours and surprise their loved ones but as always theres a twist.

The red, blue and black teams all go “green” for the week, participating in recycling and learning how to implement new environmentally friendly habits in their lives. They also learn to exercise without the aid of electricity, taking their workouts to a whole new level. This week’s challenge is all about recycling, and the winners get something really environmentally friendly – Ford Escape hybrids!

In the aftermath of last week’s surprising game play by one contestant, the other players - and the trainers -- try to move on and bring the focus back to weight loss rather than gameplay. This week's challenge tests the endurance of all the teams, and host Alison Sweeney tells them the prize will give the winning team a great deal of control over this week's competition. Then it’s the most emotional elimination yet of the season, followed by a very emotional homecoming when the eliminated player returns home to family and friends.

The stakes are higher than ever when host Alison Sweeney introduces the contestants to a unique version of poker, with the winner getting a prize that will completely change the competition for all of the players. Then the game is really on when one contestant shocks everyone when their weight is revealed at the weigh-in, and a dramatic elimination round follows.

The three teams join host Alison Sweeney at the beach for a special challenge that tests the contestants’ perseverance instead of their speed, with the winning team getting something very special from home. Plus, Jillian gives one of her team members her own version of a makeover with dramatic results. Then it’s time for the weigh-in, followed by one of the toughest elimination rounds yet to determine which contestant will go home.

This week Alison surprises the three teams with news of an exotic getaway, but they quickly discover their “vacation” will be more work than play. The contestants are faced with temptations they never had to face back on campus, and later square off in a wild challenge unlike any they’ve faced before. Then back on the “Biggest Loser” campus, contestants who lose the weigh-in try to forge alliances before making the difficult decision of who to send home.

This week's food temptation puts the trainers to the test instead of the contestants. If Bob, Kim or Jillian give into temptation, they could possibly be giving their team a 15-second advantage that will aid them in the upcoming physical challenge. As much as the trainers want the bonus time, they would not be setting a good example for their teams by choosing the easy way out. In the physical challenge, host Alison Sweeney explains the contestants must race up and down a hill to their team flag in the fastest time. But there's a catch -- the teams will have to try to outbid each other with a faster time, hoping that someone will wager lower and will be unable to succeed. This would result in knocking a team out. The reward for winning will be revealed at the weigh-in and sadly another person will be sent home.

The teams are put to the test for the first time with a tempting food competition. Each contestant will need to decide whether it is worth it to participate when they are put in a room full of unhealthy food. They have four minutes to consume or not consume the most calories and the winner will receive a three-pound pass that will be used to their advantage at this week's weigh-in. In the physical challenge, contestants will participate in three different 100-meter heats against the yellow team formed by three kids. Host Alison Sweeney informs them that the winning team will receive a phone call home, making the stakes this week even higher. After the weigh-in one of the teams will have to send someone home.

The immunity challenge has the red and blue teams racing up the stairs of a 10-story building. Then, the secret black team is revealed in the weigh-in room, creating a three-way competition.

Eighteen contestants are dropped in the middle of the desert as Season 4 begins. This year, in addition to the usual red and blue teams (trained by Kim Lyons and Bob Harper, respectively), a secret black team is formed, trained by Jillian Michaels.

Two couples compete in a weight-loss competition for a dream wedding.

The final four contestants weigh in one last time for the chance to win $250,000; all 50 contestants return to reveal their newly slim bodies.

The final four contestants weigh in one last time for the chance to win $250,000; all 50 contestants return to reveal their newly slim bodies.

The final four contestants weigh in one last time for the chance to win $250,000; all 50 contestants return to reveal their newly slim bodies.

Bob, Kim and season-two winner Matt head to their high schools to teach students about proper exercise and nutrition.

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Emotions run high as the contestants prepare to return home during the final week at the ranch; the players decide to compete as a team in the last challenge, a triathlon.

Kim gives contestants a lesson in cooking Thanksgiving dinner; the challenge requires competitors to run around a racetrack carrying their original weights.

The players learn they will compete as individuals instead of teams for the rest of the competition; contestants receive makeovers before a photo shoot; the contestants must ride stationary bicycles 30 feet in the air.

Some of the 36 contestants return for a chance to rejoin the competition; two contestants struggle to keep up with the training.

The winner of the $250,000 grand prize is chosen from the final four. Also, the original 50 contestants return for a reveal of their new bodies.

It's the final week at the ranch and emotions run high as the contestants prepare to return home. In the final challenge, the players decide to compete as a team in a "Biggest Loser" triathlon. After the elimination, the remaining four contestants say goodbye to their trainers and return to their families to see if they can continue losing weight on their own.

Bob, Kim and season two winner Matt Hoover tackle the ever growing problem of childhood obesity when they head to their high schools to teach kids about proper exercise and nutrition. While checking out the school cafeteria, Bob and Kim chat with the school lunch ladies about replacing the unhealthy options. The trainers also find the time to inspire a few really needy kids to make a lifestyle change. The kids will be challenged to go home and change their unhealthy habits while educating their entire families with all they have learned.

The contestants learn how to cook a tasty but healthy Thanksgiving dinner. For the challenge, the players must wear weights and run around a racetrack for the chance to win a visit with a family member.

The contestants learn that they will be competing as individuals. Also, they receive a makeover and participate in a photo shoot. The challenge involves riding a stationary bike 30 feet in the air.

Caroline shocks the duos when she tells them that some of the 36 state contestants are back to weigh-in for the chance to rejoin the competition. Two players rejoin the game, but they struggle to keep up with Bob and Kim's training. At the challenge, everyone has a "ton of fun" moving thousands of pounds across a huge warehouse.

Caroline delivers shocking news to the teams when she announces that the red and blue teams are gone. One player will have the power to decide who will compete together as a duo. The duos must work together in an exhausting fire challenge in order to win a video phone call home. In an emotional weigh-in, the teams are shocked when an entire duo goes home.

After back-to-back losses, one team must step it up in order to keep their team together. During the temptation, the teams must guess the calorie content of various restaurant foods. The losing team will lose their trainer and have to order takeout for 72 hours. For the high flying challenge, teams will have the chance to win a gourmet meal or an intense pool work out at the Bel Age Hotel on the Sunset Strip.

With the teams even, the players are shocked when they discover that the gym is locked for the week. Bob and Kim use the opportunity to show the teams that they can workout anywhere without using the gym. At the challenge, the blue team hopes to break their losing streak by winning "the wave" challenge at the Los Angeles Coliseum. Before they start the challenge both teams watch inspiring messages from home.

Fresh off their disappointing week, the red team finds themselves falling apart mentally under the pressure. Kim gets frustrated with her team after they refuse to follow her lead. During the temptation, the players try their hand at winning a free pass that will save them from being eliminated. The stakes get higher at the escalator challenge when the teams find out they are playing for $10,000. Each week the teams find out how much weight they have lost during the weigh-in and the losing team must send one of their own home from the ranch.

This week the teams must battle the buffets while going on a luxury cruise vacation. Bob and Kim show the teams how to make healthy food choices and work exercise into a vacation. During the challenge contestants will deliver room service orders all over the ship for the chance to win time with their loved ones. Each week the teams find out how much weight they have lost during the weigh-in and the losing team must send one of their own home from the ranch.

In a special two-hour episode, the contestants get a taste of life away from the ranch with a trip to the beach. The teams quickly learn that it isn't all fun in the sun after Bob and Kim put them through a series of grueling workouts in the sand. At the challenge, the teams will fight for the chance to receive care packages from their families by building mountains of sand in order reach a team flag. Meanwhile, one contestant receives devastating news from home that could force them to leave the ranch.

50 contestants, who represent every state in the U.S., learn who will stay at the ranch and who will leave to compete from home. First up: the two teams partake in a wall-scaling contest.

After weeks of training and careful eating, it comes down to choosing "The Biggest Loser" in this special two-hour, live season finale. Only three contestants remain in the contest to see who has the biggest percentage of weight-loss. The winner will be chosen during the live portion of the telecast.

* Two-hour episode

During the last episode taped at the ranch, the final four contestants discover how far they have come in terms of weight loss and exercise by doing the same workout from their first day at the ranch. For their challenge, they have enough quarters to equal the weight they have lost since the first episode placed on their backs. Weighted with coins, they must scale the side of the building, and then make a second trip up the side minus the extra weight. The contestant with the most improved time between the climbs wins, and even gets to keep their quarters.

The guys open up and share their dreams before all five remaining contestants take on a nightmarish endurance challenge. By wrapping their arms and legs around a one-foot diameter tube suspended before them above a swimming pool, they hang on as long as they can. The last one to fall makes a splash as the winner of this event.

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The contestants' food and fitness knowledge is put to the test this week when Good Housekeeping Magazine's editor in chief stops by for a trivia challenge that will give the lucky winner an all-expense paid trip to New York. Then contestants face a different kind of test when trainers Bob Harper and Jillian Michaels send them grocery shopping on a budget - and then critique their purchases. Later, a unique challenge tests each player's balancing skill, and one contestant hits a big milestone at the weigh-in before a shocking elimination sends another player home.

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