Ran an den Speck – Familien nehmen ab

Five best friends start a challenge to lose 50 pounds each in 120 days to compete in a triathlon.

Gladiators is a British television entertainment series, produced by LWT for ITV, and broadcast between 10 October 1992 and 1 January 2000. It is an adaptation of the American format American Gladiators. The success of the British series spawned further adaptations in Australia and Sweden. The series was revived in 2008, before again being cancelled in 2009. The series was originally presented by John Fashanu and Ulrika Jonsson, however, Fashanu was replaced by Jeremy Guscott in 1997. Guscott left the series in 1998, and subsequently, Fashanu returned for the final series in 1999. The series was refereed by John Anderson and the timekeepers over the show's run were Andrew Norgate, Derek Redmond and Eugene Gilkes. John Sachs was the show's commentator, and the series was accompanied by its own group of cheerleaders, known as G-Force. Despite being made by London Weekend Television, all episodes of Gladiators, International Gladiators, the second series of The Ashes and the first series of The Springbok Challenge were recorded at the National Indoor Arena in Birmingham. The first series of The Ashes and the second series of the The Springbok Challenge, however, were filmed on the sets of the Australian and South African versions of the shows respectively. The series also spawned a version for children, entitled Gladiators: Train 2 Win, which was broadcast on CITV between 1995 and 1998.

The Biggest Loser features obese people competing to win a cash prize by losing the highest percentage of weight relative to their initial weight.

Telling powerful stories in hourlong episodes, TLC follows medical journeys of morbidly obese people as they attempt to save their own lives. The featured individuals - each weighing more than 600 pounds confront lifelong emotional and physical struggles as they make the courageous decision to undergo high-risk gastric bypass surgery. In addition to drastically changing their appearances, they hope to reclaim their independence, mend relationships with friends and family, and renew their feelings of self-worth.

Strong features 20 contestants, which include 10 male trainers and 10 female trainees. The trainers work on helping their trainees improve their physical fitness, not only through losing weight but also through achieving a balance between mind and body, and getting into shape both physically and mentally. After a series of challenges, two teams will face each other in a physical competition in the Elimination Tower, with the losing team being eliminated from the series. The winning team will receive a cash prize of up to $500,000, depending on their overall performance in the show.

Eight brave participants in the transformation will share their story. And they discover that not only indiscipline in eating, but also emotional overeating and other factors are behind their excess weight. Those that influence the development of overweight everyone. On the way to their dream figure, all the participants of the Fatty project have to grapple not only with unfamiliar foods or healthy eating, but also with healthy and regular exercise. In addition, they have to get their lives in order, which is a problematic trigger for becoming overweight.

I Used To Be Fat is an MTV reality series that follows overweight teens striving to achieve weight loss through means of diet and exercise. Each episode follows one teenager who is paired with a motivational personal trainer. A trainer teaches them new exercise and eating habits over the next few months while offering emotional support. Documented students share their personal trials and tribulations in the series. Several episodes of the show have covered a high school student's last summer before college. These students expressed a desire for a metamorphosis before they start their new lives away from home.

People try to lose weight and get fit with the expert help of a personal dietician, fitness instructor and psychologist. As an added incentive, the participants' houses and fridges are fitted with webcams to catch them out if they slip back into bad habits.

You Are What You Eat is a dieting programme aired in various forms between 2004 and 2007 on British broadcasting company Channel 4, and presented by Gillian McKeith. The fourth series was called You Are What You Eat: Gillian Moves In.

By gaining confidence and control over their lives, maybe even for the first time, Khloé Kardashian and a team of Hollywood's best trainers and glam squads help two individuals per episode re-create themselves.

Follow morbidly obese individuals as they fight for a chance to live the life they have always wanted, both for themselves and for their loved ones. Reaching a combined weight of more than 6,000 pounds, and at an extreme breaking point, these individuals are turning to weight loss authority Dr. Now, and his team of specialists, to get life-changing bariatric surgery and acquire the tools they need to deal with emotional eating. Through intimate diary cams and confessionals, each episode highlights one person's comprehensive experience as they share intimate inner thoughts, emotional and physical struggles, and their ultimate journey to take back their lives.

One hundred contestants in top physical shape compete in a series of grueling challenges to claim the honor — and cash reward — as the last one standing.

Dancing her way through the haters, Whitney Way Thore is embracing her body in a world that judges people by their size. She navigates both career challenges and relationship snafus with her vivacious personality, a sense of humor and an abundance of courage. This series follows Whitney who was diagnosed with an endocrine system disorder called polyscystic ovary syndrome (PCOS) which caused her, a slender dancer at the time, to gain more than 200 pounds in one year at college. Feeling trapped in a big body, she struggled with self-doubt and negative stereotypes. Now 380 pounds and eager to continue sharing her passion for dance, Whitney has learned to embrace her body and love herself again.

Check in on the men and women featured in "My 600lb Life." Since the show, have they maintained their weight loss and continued working toward their goals? We get an update on where they are now and what's changed since the show.

June Shannon ('Mama June') gained fame as the mother of young beauty-pageant contestant 'Honey Boo Boo' (Alana Thompson) on various reality shows. With that notoriety came jokes from comedians and people on social media about her weight. Ending her marriage to Sugar Bear and facing health issues, Mama June wants to slim down so she can start a new life with a new body and, she hopes, a new love.

This companion series to TLC's popular "My 600-Lb. Life" presents profiles of people who go through extensive surgeries to remove up to 50 pounds of excess skin. Using modern technology and reconstructive surgical options, massive amounts of skin are removed, creating a full-body transformation.