Episode 701 One contestant has a health scare and all the players are in for a shock when host Alison Sweeney surprises them with this season's big twist at the weigh-in.
Episode 702 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.
Episode 703 This week kicks off with a temptation that 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.
Episode 704 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. First, Stone tests the contestants' calorie knowledge of traditional Super Bowl snacks, then teaches them how to make healthier versions. Later, one contestant has to leave the ranch for a very important arrival at home, while another surprises her teammates with a new change in attitude. Then it's time for the challenge, when Warner puts the contestants through an NFL-style drill that will give the winner an especially valuable prize this week. Then the partners who were sent home for 30 days while their teammates stayed on the ranch are welcomed back. But the reunion celebration is quickly followed by a tense weigh-in and elimination that will leave one team heading home.
Episode 705 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.
Episode 706 It's the 100th episode and this week, a balancing competition will bring the winner a coveted prize - a 24-hour visit from a loved one back home. Then the teams all take part in a tough challenge that tests their endurance, and later, one player will be sent home from the team that falls below the dreaded yellow line.
Episode 707 The contestants hike up a hill to find over 100 keys, but only two teams will find the keys that unlock the Biggest Loser gym. The rest of the teams have to learn to creatively work out all week without the use of the gym. Later, a rowing machine challenge pits team against team, and then a surprising turn of events leads to one contestant heading home.
Episode 708A 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.
Episode 708B The contestants continue to adjust to their newly formed blue and black teams. They also meet Prevention Magazine editor Liz Vaccariello and take a pop quiz about health and aging. Then it's a grueling last chance workout leading up to weigh-in, after which another player is sent packing.
Episode 709 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.
Episode 710 This week brings a pop challenge that will add an interesting twist to the weigh-in, and later, the contestants head to 24 Hour Fitness for a relay race competition. The winning team gets 24 hours of luxury, including spa treatments, but some contestants have trouble resisting temptation during their 24-hour getaway. Also, one contestant has a big blow up with their trainer, and all of the contestants get some welcome and surprising news from host Alison Sweeney after elimination.
Episode 711 All of the contestants head home for a week, where they are faced with the challenge of continuing to make healthy food choices and getting their workouts done in their home environments. After they arrive home, each player gets a DVD with host Allison Sweeney revealing their "at home challenge" - to run a half marathon - 13.1 miles! A cookie temptation adds an interesting twist to the competition, and the players find out the results of their hard work once they return to the ranch. Later, another contestant is sent packing.
Episode 712 In part one of this week's two-part challenge, contestants divide the amount of weight they've lost so far among their opponents, with many ganging up on the player they feel is the strongest competitor. For part two of the challenge, the players head to the racetrack where they'll meet NASCAR driver Clint Bowyer. Then each contestant will pull a two-ton car - plus the weight added on from part one of the challenge - for almost a quarter of a mile! Also, the competition goes to singles this week and contestants are given their original colored shirts to wear for the rest of the competition. And later, one contestant breaks "Biggest Loser" records at a weigh in that finds several players hitting big milestones.
Episode 713 The contestants get a blast from the past this week with visits from season five winner Ali Vincent and season six winner Michelle Aguilar, both filling in as host while Alison Sweeney is on maternity leave. The contestants are also surprised by the arrival of some old friends, whose return promises to shake up the competition. And while one player is sidelined by medical issues, the rest compete in a balance and endurance challenge that finds each contestant standing on a platform, suspended six feet over a pool. One by one, the lines supporting the platform are removed, making it harder to stand, until only the winner is left standing. Later, Bob has last chance workouts at the beach before the weigh in, which is followed by a surprising elimination.
Episode 714 The competition heats up when the eight remaining contestants are faced with a temptation that will give the winner all the power this week. The players come to the gym and find 100 trays before them, under which there are high calorie snacks, cash prizes and the golden ticket - the one and only vote at this week's elimination. They can uncover as many trays as they like, providing they eat whatever they uncover. Then Chef Rocco DiSpirito returns to teach the contestants how to make healthy, lower-calorie versions of the dishes they used to order in restaurants, and later, two familiar faces from last season give the players encouragement and advice. This week's challenge finds the players running up and down the steps of the Pasadena Rose Bowl competing for an incredible vacation prize. And after the weigh-in, the temptation winner casts the sole vote to send another player home.
Episode 715 It's one of the most eagerly-anticipated events every "Biggest Loser" season - the makeover episode! And fashion guru Tim Gunn returns to help the final seven contestants look their stylish best after all the players get complete salon makeovers from guest hair stylist Tabatha and celebrity stylist Brandon Martinez. Then it's time for amazing transformations and emotional reunions when the made-over contestants show off their incredible new looks to loved ones flown in to help them celebrate their big day. Also, the contestants soar to new heights in this week's challenge, and one player is sidelined with an injury that will have a dramatic impact on her workouts.
Episode 716 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.
Episode 717 This week, the tables are turned when contestants get to train their trainers and are only too happy to put Bob and Jillian through the paces! Later, the remaining five players have to race up and down hills while carrying bags representing their total weight loss so far in a particularly grueling challenge. Then it's time to visit Dr. Huizenga for a progress report and to find out their new "real ages" now that they've lost so much weight. The players also try on their "goal outfits" and are amazed to see how far they've really come. Then after weighing in and eliminating one more contestant, the final four players head home, where they'll stay for 30 days before returning to weigh in at the ranch one last time.
Episode 718 The final four contestants go home for 30 days, reunite with friends and family and 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.
Episode 719 In this must-see, exciting live finale, all of the contestants from this season return for a special reunion and a chance to weigh in one last time - and show America how much weight they've all lost since beginning their weight-loss journeys. There are four contestants left, but America has voted on the two that fell below the yellow line in last week's episode to choose who will be the third finalist in the game. After America's vote is revealed and the third finalist is announced, the eliminated player will then weigh in with the other 12 eliminated contestants to compete for the $100,000 "at home" prize. And for the first time ever, America will also get to choose between two people to decide which one will be a contestant on the next season of "The Biggest Loser." Then it's the moment viewers have been waiting for, when one of the three finalists will be named this season's "Biggest Loser" and win the coveted grand prize of $250,000.