These dramatic weight losses of celebs are both shocking and inspiring.
America Ferrera as she was just stepping into fame after Sisterhood of the Traveling Pants released in 2005.
"I think that body image is such a personal thing," Ferrera told FemaleFirst.co.uk in 2009, "but I am fine with who I am."
Melissa McCarthy is always stunning and brings smiles to our faces playing powerful, complex women on screen.
In 2015 she was actually criticized for losing weight by her fans.
John Goodman has always fluctuated in weight.
Goodman stepped out in 2015 at 62 years old looking (and hopefully feeling) better than ever.
Rhimes is known and respected for her work in Hollywood.
In 2015, she committed to losing weight as part of her personal journey to overcome fears.
Kardashian always owns her curves and people love her for it.
This year she transformed her body and credits quitting dairy for her weight loss. We stand by how stunning she looked before.
Chris Pratt in 2009
Chris Pratt in 2014. "It's something that I think I can maintain because now I don't spend four hours in the gym each day," Pratt told People. "I do maybe one hour in the gym maybe four days a week, and that's it."
Christina Aguilera in 2011.
She told ExtraTV she lost the weight through “laughter, happiness, breathing, and I did some yoga.”
Jennifer Hudson in 2007
Jennifer Hudson in 2013. In InStyle magazine, she credits Weight Watchers for her success. “It’s not a diet. It’s really a way of living that teaches you better skills," she said. "This is for the normal person who wants to look better or feel better, but who still wants to indulge a little bit."
Jason Segel in 2008.
"I've just been living healthy, exercising, eating right -- no more midnight pizzas," Segel told Us Weekly.
Jessica Simpson in 2009
"For breakfast I am an oatmeal girl," Simpson told Good Morning America. "Lunch, I do like bread so I will have a sandwich or something. But for dinner I try to keep it super clean."
Jonah Hill in 2010.
Jonah Hill in 2011. He told ABC News, "It was just mostly diet. I wish there was some crazy thing that I did, like a pill or a genie or something. But it was, unfortunately, I went to see a nutritionist, and he told me what to eat to change my habits and stuff. I found that Japanese food was very helpful to me."
Kirstie Alley in 2004
Kirstie Alley in 2015. Alley credits Jenny Craig with her weight loss. She told TODAY, "I have an easy time gaining weight, and I actually have an easy time losing weight... My goal is to keep this and maintain this throughout my life."
Miranda Lambert in 2012
Miranda Lambert in 2014. Lambert aired her frustrations to Marie Claire: “Everybody's making this big, giant thing about it. It's way too much focus on women's bikini photos, and I hate it. Why do we care? I want women to love themselves whatever they've got going on."
Jordin Sparks in 2010
Jordin Sparks in 2014. She told TODAY, "A lot of it has been really focusing on becomaing healthier. And the plus side was that my body changed, which was awesome. It wasn't about being a zero or a certain size or anything like that."
Queen Latifah in 2008
Queen Latifah in 2014. Latifah is a spokesperson for Jenny Craig, but told PEOPLE her weight isn't the result of a diet: “I don’t really diet. I kind of keep everything in moderation, exercise and eat right. I eat a lot of vegetables and lean meats, and I drink a whole lot of water."
Kelly Osbourne in 2004
Kelly Osbourne in 2014. Osbourne told HuffPost, "Once I learned how to work out right and eat right, it’s one of those things that you just have to commit to a life change rather than being on a diet. Because a diet doesn’t work. You lose weight and you stop it and it will all come back. So you just have to take baby steps, commit to something and stay true to it."
Raven Symone from 2007.
"I could look in the mirror and see me at 200 lbs. or 135 lbs. and I'm still the same person," Symone told People.
Seth Rogen in 2007.
Seth Rogen in 2014. He lost weight for the role of Green Hornet, and told OK! magazine, "I lost it for a role, but I don’t know if I’ll keep it. That’s the big question. I have a lot of tantrums. I want my food. I cry for no reason."
Snooki in 2010.
She credits a healthier lifestyle, and told Access Hollywood, “I don’t drink a lot... that was most of the problem.”
Melissa Joan Hart in 2006
She told Entertainment tonight, "I am really happy where I am. I could live like this. I'm on a good path."
Rosie O'Donnell in 2012.
After suffering a heart attack, O’Donnell chose to have a vertical gastric sleeve surgery. She told People, “"In my opinion, [this surgery is] something that needs a little more attention for people who have suffered with morbid obesity their whole lives.”
Randy Jackson in 2002.
Jackson lost more than 100 pounds after undergoing gastric bypass surgery for his health in 2003. Jackson now controls his diabetes through diet and exercise alone, as he told WebMD, "I go to the doctor four times a year to see where my sugars are. It's a good thing to stay on top of body, because health is the biggest wealth we can have in the world."
Zach Galifianakis in 2008.
Now a big-time actor and executive producer, the formerly chubby comedian told Conan O'Brien that a few healthy lifestyle changes did the trick. "I stopped drinking, and I just kind of put the weight off… I was having a lot of vodka with sausage… delicious but bad for you. I was getting into too much trouble with the drinking, so I just kind of stopped."
Originally published January 2015. Updated August 2016.