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Amber Rose It didn't take long for the model to notice the physical benefits of joining the DWTS cast during season 21 in 2016. I feel like Im getting super toned, she explained on her Loveline With Amber Rose podcast. I feel like Ive lost probably 10 lbs., maybe 8 lbs. already. Its serious. Amber says she worked with her partner Maksim Chmerkovskiy four to five hours a day. Getty Images
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Mr. T The retired wrestler started dropping weight during rehearsals before the premiere of season 24. He tweeted : This Dancing is really making Me Sweat off the Lbs. I've already lost 12! I am Lean, Mean and 219. I am Agile, Mobile and Hostile. Grrr! Getty Images
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Jennie Garth The former 90210 star lost 10 pounds on season five, but noted her physical change in inches and dress sizes. We rehearse a lot Ive lost inches and dropped a few dress sizes, she told US Weekly . For the mom of three, dancing was more effective than her previous post-baby workout routine. "I did Pilates three days a week and cardio twice. I hated it, but it helped. Once I started dancing, things changed faster than when I was just working out." Getty Images
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Melissa Gilbert The former Little House on the Prairie star dropped several dress sizes while competing in DWTS season 14 in 2012. Melissa and her partner Maksim Chmerkovskiy danced for eight weeks. I don't know pounds [lost] but I went from a size 6 to a 2, she told US Weekly . I have a 26-inch waist now. Getty Images
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Ricki Lake The former talk show host dropped more than 20 pounds and lost 15 inches on DWTS season 13 in 2011. Im dropping weight like crazy, she told Access Hollywood . My pants are falling off. The weight loss trumped the trophy for Ricki. If we dont win, I really will be OK," she added. "I feel like Ive won thus far. Ive come further than I thought I would." Getty Images
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Kyle Massey The former Thats So Raven star worked hard throughout season 11 in 2010 and lost 18 pounds in the process. "It's crazy to think you're going to come into a competition like this and not lose weight with the hours you're going to have to put in," he told People . Kyle dropped the pounds despite some indulgent food choices. He ate a whole pizza today, his partner Lacey Schwimmer told the publication. Getty Images
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Jane Seymour The former Dr. Quinn, Medicine Woman says she lost 20 pounds and gained muscle dancing on season five in 2007. I was 128 before I started, which was heavy for me, she told TV Guide . That's a good seven or eight pounds heavier than I ever like to be. Now I'm 108. And it's all muscle. Getty Images
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Kelly Osbourne The reality star lost 20 pounds while competing on season 9 with her partner Louis van Amstel in 2009. Louis van Amstel and Dancing With the Stars changed my life, as cheesy and clich as that sounds, she told Access Hollywood . In the very beginning, it wasn't easy. "I kept getting sick during rehearsals because I was eating such terrible, fatty food and feeling so exhausted," Kelly told Shape. Louis helped her find nutritious foods to fuel her dancing practice. "He made me eat turkey burgers and salads and explained to me that a high-protein, low-carb diet would keep me energized," she told the publication. "Then I started losing weight and realized, 'Oh, it's true what they say: Diet and exercise really work!'" Getty Images
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Nancy Grace During her time on season 13 in 2011, the HLN legal analyst gave fans quite the show. (Nobody will forget when she lost her top and showed off her ta-tas mid cha-cha.) If you would have told me five to seven hours of dance practice was fun, I would have never believed you, she told People , but it is. The wardrobe malfunction isn't her only legacy. Nancy, 51, dropped 23 pounds during her eight weeks on the show. Its incredible, she told The Hollywood Reporter . I didnt even try. Frankly, its not a good diet. Its the Im too tired to eat diet, which I dont advise to anybody.
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Lil Kim The rapper's dance rehearsals helped her lose around 20 pounds as she competed for the mirrorball trophy during season eight in 2009. In addition to 20 hours of weekly rehearsals, she also followed a healthier diet and exercised outside the studio, CBS News reported. Getty Images
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Wanya Morris The Boyz II Men member says he lost 22 lbs. after more than a month of his DWTS journey. It's not just about the number on the scale for him, though. I feel great. I have a lot of energy, he told People . Im able to continue and persevere in rehearsal. Even when Im tired, I still feel the energy to continue, and I think I can attribute that to losing weight. Getty Images
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Drew Scott The Property Brothers star is best known for his real estate deals while his brother Jonathan Scott oversees the big transformations on their HGTV show. However, on Dancing With the Stars, Drew experienced a personal transformation. He lost 30 pounds competing on season 25 in 2017. Im seeing my abs like Ive never seen them before, he told Us Weekly . I have not been a 32 waist since I was in grade eight. I was still active [before], but I just havent done cardio like this since I was a teenager. Getty Images
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Sasha Pieterse The Pretty Little Liars star opened up about gaining 70 pounds because of polycystic ovary syndrome prior to competing. She started the show with the goal of losing weight before her wedding. Over the course of season 25, Sasha lost 37 pounds, Page Six reported. Its not an easy road, but being able to focus on getting myself healthy again, and the fact that Im seeing results, getting better is all I can ask for, she shared on air.
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Marie Osmond The singer sashayed her way through the fifth season in 2007 and lost 45 pounds in four months with a new diet and exercise routine. "We can lose weight for many reasonswe can do it to look good or to get in those tiny little jeans," she told Oprah Magazine . "But I'm telling you, health is the only way. Not only health physically, but health mentally." When she left the ballroom, her healthier habits and weight loss continued. She followed the Nutrisystem diet and became a spokesperson for the brand. Getty Images
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Gladys Knight The 67-year-old Motown singer was already losing weight before she arrived for DWTS season 14 in 2012. By the time she was eliminated in the middle of the season, she'd dropped 60 pounds. Her dancing pro Tristan McManus was key to her weight loss, and she didn't want to leave him. [Tristan] helped [by] wearing me out, Gladys told reporters backstage after she was eliminated, per People . She also followed Freshologys Getslim with the Stars program to lose weight. Youve got to eat healthy and youve got to put a little movement into it, she says. Getty Images
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Tia Carrere The Hawaiian actress (best known for her role as Cassandra in Wayne's World) competed on season two a few months after giving birth. Tia cha-cha-ed her way to post-baby weight loss. Getty Images
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Chaz Bono Chaz Bono received lots of criticism during his time on Dancing With the Stars, but he came out on top with partner Lacey Schwimmer. She said at rehearsals that her partner was losing up to a pound a day, per People . "He says hes not eating any differently, hes just dancing, Lacey added. Getty Images
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Kirstie Alley The Cheers star had double the weight loss opportunity with her second-place finish on Dancing with the Stars season 12 and return for All-Stars season 15. Kirstie lost 100 pounds in 2011 while competing on season 12. Her weight loss on the show and as a Jenny Craig ambassador spurred surgery rumors, E News reported. "NO surgery, NO flippin lasers, NO barfing, NO starving...Jeez...my products, organic food, dance," she tweeted a few months after her second-place finish on the show's 12th season. Getty Images
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Tonya Harding At 47, the former Olympic figure skater danced her way to the season 26 finale in 2018. She lost the Mirrorball Trophy, but also lost a few pounds. Tonya didn't reveal a specific number, she doesn't "think that's anybody's business. You can tell that I've lost a lot," she told Newsweek. "I found myself again knowing that I can achieve such greatness doing something that I love to do," she said. "You don't ever give up on yourself. I always keep going no matter what it is." Getty Images