The most shocking celebrity weight-loss transformations

Strong is the new skinny!

Celebrities have committed themselves to healthy lifestyles over the years, resulting in some pretty jaw-dropping weight loss transformations.

While stars have chosen different ways to shed the weight, they all have one thing in common -- the results will absolutely shock you.

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Shocking celebrity weight-loss transformations
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Shocking celebrity weight-loss transformations

Khloe Kardashian in 2012

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Khloe Kardashian in 2016

Hard work does pay off! The youngest Kardashian sister is obsessed with exercising and documents all her workout sessions on social media.

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Lena Dunham in 2015

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Lena Dunham in 2017

The "Girls" star lost a significant amount of weight after going on a holistic diet to help alleviate symptoms of endometriosis. 

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Mama June in 2013

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Mama June in 2017

The "Honey Boo Boo" star documented her weight loss journey on her very own reality show! She is now down to a size 4 -- and she looks incredible!

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Wendy Williams in 2012

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Wendy Williams in 2017

The TV personality revealed in 2015 that she lost 50 pounds over the course of three years with a healthy diet that doesn't include refined sugars, meat, dairy or "eating after dark." It looks like she's been committed to the strict diet. She looks better than ever in 2017!

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Ricki Lake in 2010

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Ricki Lake in 2011

The actress lost 20 pounds when she appeared on "Dancing With the Stars" in 2011.

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Jordin Sparks in 2008

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Jordin Sparks in 2017

Hard work pays off! "American Idol" alum began her weight loss journey by walking around her neighborhood and the rest was history! Her favorite workout? Zumba.

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Sara Rue in 2003

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Sara Rue in 2016

The "Rules of Engagement" star is a total fan of Jenny Craig for its simplicity. She looks incredible and totally glowing!

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Jonah Hill in 2014

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Jonah Hill in 2017

Talk about a transformation! Hill has lost weight and gained weight through the years -- depending on the movie he's working on -- but his latest transformation is absolutely jaw-dropping.

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Christina Aguilera in 2012

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Christina Aguilera in 2013

Smoke show! The songstress dropped 20 pounds over the course of one year. Doesn't she look incredible?!

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Miranda Lambert in 2012

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Miranda Lambert in 2013

The country crooner slammed critics who accused her of having weight loss surgery. She revealed that she dropped the pounds the old-fashioned way -- eating right and working out with her trainer!

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Reality star Khloe Kardashian's weight loss journey hasn't been easy. The "Revenge Body" host started working out amid her dramatic breakup from Lamar Odom. But several years later -- and probably hours spent sweating in the gym -- she shed the weight and she looks incredible!

Sara Rue of "Rules of Engagement" is an avid fan of weight-loss program Jenny Craig, while Miranda Lambert lost weight the old-fashioned way, by eating right and hitting the gym!

Check out the most incredible celeb weight-loss transformations in the slideshow above. Just a forewarning -- prepare to have your mind blown.

RELATED: Khloe Kardashian through the years:

68 PHOTOS
Khloe Kardashian through the years
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Khloe Kardashian through the years
I really don't know what I did in my life to constantly be surrounded by such beautiful and talented people every single day! I'm blessed to call you all my friends!! @mrmikerosenthal your talent and vision always amazes me!! How can someone be so kind, considerate, patient, creative and still have talent seeping out of his pores! We always create the best shoots when we are together because you make everybody feel so comfortable in front of your camera! Love you Mike
We had such an incredible time on my @gq_germany shoot! @monicarosestyle you always make me feel like a rock star. I can't thank you enough for believing in me at times more than I believe in myself! @joycebonelli and @justinemarjan you two are my sanity (strangely enough!) it takes a village guys! I am forever thankful to my beauty village!!
LAS VEGAS, NV - MAY 28: Khloe Kardashian arrives at Scott Disick's 33rd birthday at 1 OAK Las Vegas At The Mirage Hotel And Casino on May 28, 2016 in Las Vegas, Nevada. (Photo by Denise Truscello/WireImage)
LAS VEGAS, NV - MAY 28: Malika Haqq, Khloe Kardashian and Kourtney Kardashian arrive at Scott Disick's 33rd birthday at 1 OAK Las Vegas At The Mirage Hotel And Casino on May 28, 2016 in Las Vegas, Nevada. (Photo by Denise Truscello/WireImage)
LAS VEGAS, NV - MAY 28: Khloe Kardashian arrives at Scott Disick's 33rd birthday at 1 OAK Las Vegas At The Mirage Hotel And Casino on May 28, 2016 in Las Vegas, Nevada. (Photo by Denise Truscello/WireImage)
LAS VEGAS, NV - MAY 28: Khloe Kardashian arrives at Scott Disick's 33rd birthday at 1 OAK Las Vegas At The Mirage Hotel And Casino on May 28, 2016 in Las Vegas, Nevada. (Photo by Denise Truscello/WireImage)
LAS VEGAS, NV - MAY 28: Television personalities Kourtney Kardashian (L) and Khloe Kardashian arrive at 1 OAK Nightclub at The Mirage Hotel & Casino on May 28, 2016 in Las Vegas, Nevada. (Photo by Mindy Small/Getty Images)
LOS ANGELES, CA - MAY 26: Khloe Kardashian is seen at Nobu in Malibu on May 26, 2016 in Los Angeles, California. (Photo by TSM/Bauer-Griffin/GC Images)
LOS ANGELES, CA - MAY 26: Kim Kardashian, Khloe Kardashian and North West are seen at Nobu in Malibu on May 26, 2016 in Los Angeles, California. (Photo by TSM/Bauer-Griffin/GC Images)
LAS VEGAS, NV - MAY 22: (L-R) Rapper Lil Fate, Khloe Kardashian and rapper 50 Cent appear onstage during the official Billboard Music Awards after party at Drai's Beach Club - Nightclub at The Cromwell Las Vegas on May 22, 2016 in Las Vegas, Nevada. (Photo by Bryan Steffy/BBMA2016/Getty Images for dcp)
WATCH WHAT HAPPENS LIVE -- Pictured: Khloe Kardashian -- (Photo by: Charles Sykes/Bravo/NBCU Photo Bank via Getty Images)
NEW YORK, NY - JANUARY 15: Khloe Kardashian is seen walking in Soho in a 'Red Dress' on January 15, 2016 in New York City. (Photo by Raymond Hall/GC Images)
LOS ANGELES, CA - JANUARY 15: Khloe Kardashian is seen at LAX on January 15, 2016 in Los Angeles, California. (Photo by GVK/Bauer-Griffin/GC Images)
GOOD MORNING AMERICA - Khloe Kardashian is a guest on 'Good Morning America,' 1/13/16, airing on the ABC Television Network. (Photo by Fred Lee/ABC via Getty Images) KHLOE KARDASHIAN
NEW YORK, NY - JANUARY 13: Khloe Kardashian seen out and about in Tribeca on January 13, 2016 in New York City. (Photo by Robert Kamau/GC Images)
NEW YORK, NY - JANUARY 13: Actress Khloe Kardashian is seen outside 'Good Morning America' on January 13, 2016 in New York City. (Photo by Raymond Hall/GC Images)
PASADENA, CA - JANUARY 06: Television personality Khloe Kardashian attends the A+E Networks 2016 Television Critics Association Press Tour for Kocktails with Khloe at The Langham Huntington Hotel and Spa on January 6, 2016 in Pasadena, California. (Photo by Chris Weeks/Getty Images for A+E Networks)
NEW YORK, NY - MAY 14: Khloe Kardashian attends the 2015 NBCUniversal Cable Entertainment Upfront at The Jacob K. Javits Convention Center on May 14, 2015 in New York City. (Photo by Robin Marchant/Getty Images)
WEST HILLS, CA - APRIL 02: Khloe Kardashian appears At ULTA Beauty's West Hills Store To Promote Kardashian Beauty Hair Care And Styling Line at ULTA Beauty on April 2, 2015 in West Hills, California. (Photo by Frazer Harrison/Getty Images)
BEVERLY HILLS, CA - JANUARY 11: TV personality Khloe Kardashian attends The 72nd Annual Golden Globe Awards at The Beverly Hilton on January 11, 2015 in Beverly Hills, California. (Photo by Mark Davis/Getty Images for Fox Searchlight Pictures)
NEW YORK, NY - FEBRUARY 12: Khloe Kardashian, Cassie, French Montana and Chinx backstage at the Diddy and Snoop Dogg 'The Tip Off' concert at The Theater at Madison Square Garden on February 12, 2015 in New York City. (Photo by MPI613/Bauer-Griffin/GC Images)
NEW YORK, NY - FEBRUARY 12: 2Chainz and Khloe Kardashian attend the Rn. 1st Annual Roc City Classic Starring Kevin Durant x Kanye West on February 12, 2015 in New York City. (Photo by Jerritt Clark/Getty Images for Roc Nation)
NEW YORK, NY - FEBRUARY 11: Khloe Kardashian seen on the streets of Manhattan on February 11, 2015 in New York City. (Photo by James Devaney/GC Images)
NEW YORK, NY - FEBRUARY 10: Khloe Kardashian is seen on February 10, 2015 in New York City. (Photo by XPX/Star Max/GC Images)
NEW YORK, NY - FEBRUARY 10: Kim Kardashian West (L), Khloe Kardashian and Farouk Systems, Inc. celebrate the launch of Kardashian Beauty at Academy Mansion on February 10, 2015 in New York City. (Photo by Jamie McCarthy/WireImage)
NEW YORK, NY - FEBRUARY 10: Khloe Kardashian seen on the streets of Manhattan on February 10, 2015 in New York City. (Photo by James Devaney/GC Images)
HOLLYWOOD, CA - FEBRUARY 08: (L-R) TV personalities Kendall Jenner, Khloe Kardashian, and Kylie Jenner attend GQ and Giorgio Armani Grammys After Party at Hollywood Athletic Club on February 8, 2015 in Hollywood, California. (Photo by Jeff Vespa/Getty Images for Armani)
NEW YORK, NY - FEBRUARY 10: Khloe Kardashian seen on the streets of Manhattan on February 10, 2015 in New York City. (Photo by James Devaney/GC Images)
HOLLYWOOD, CA - FEBRUARY 08: TV personality Khloe Kardashian attends GQ and Giorgio Armani Grammys After Party at Hollywood Athletic Club on February 8, 2015 in Hollywood, California. (Photo by Joe Scarnici/Getty Images for GQ)
LOS ANGELES, CA - JANUARY 10: Kendall Jenner (L) and Khloe Kardashian attend a basketball game between Dallas Mavericks and the Los Angeles Clippers at Staples Center on January 10, 2015 in Los Angeles, California. (Photo by Noel Vasquez/GC Images)
LAS VEGAS, NV - DECEMBER 30: Khloe Kardashian arrives at 1 OAK Nightclub at The Mirage Las Vegas on December 30, 2014 in Las Vegas, Nevada. (Photo by Denise Truscello/WireImage)
LAS VEGAS, NV - DECEMBER 30: (L-R) Television personalities Khadijah Haqq, Khloe Kardashian and Malika Haqq arrive at 1 OAK Nightclub at The Mirage Hotel & Casino on December 30, 2014 in Las Vegas, Nevada. (Photo by Gabe Ginsberg/FilmMagic)
LOS ANGELES, CA - DECEMBER 22: Khloe Kardashian is seen in Los Angeles on December 22, 2014 in Los Angeles, California. (Photo by Bauer-Griffin/GC Images)
LOS ANGELES, CA - DECEMBER 22: Khloe Kardashian is seen in Los Angeles on December 22, 2014 in Los Angeles, California. (Photo by Bauer-Griffin/GC Images)
LOS ANGELES, CA - DECEMBER 15: Khloe Kardashian is seen in Los Angeles on December 15, 2014 in Los Angeles, California. (Photo by Bauer-Griffin/GC Images)
LOS ANGELES, CA - DECEMBER 10: Khloe Kardashian attends the Hollywood Reporter's Women In Entertainment breakfast at Milk Studios on December 10, 2014 in Los Angeles, California. (Photo by Jason LaVeris/FilmMagic)
LOS ANGELES, CA - DECEMBER 10: Khloe Kardashian and Kris Jenner attend the Hollywood Reporter's Women In Entertainment breakfast at Milk Studios on December 10, 2014 in Los Angeles, California. (Photo by Jason LaVeris/FilmMagic)
LOS ANGELES, CA - NOVEMBER 25: Khloe Kardashian is seen in Beverly Hills on November 25, 2014 in Los Angeles, California. (Photo by Bauer-Griffin/GC Images)
LOS ANGELES, CA - NOVEMBER 23: Kendall Jenner, Kylie Jenner and Khloe Kardashian arrive at the 2014 American Music Awards at Nokia Theatre L.A. Live on November 23, 2014 in Los Angeles, California. (Photo by Jon Kopaloff/FilmMagic)
LOS ANGELES, CA - NOVEMBER 23: Reality star Khloe Kardashian arrives for the 42nd Annual American Music Awards held at Nokia Theatre L.A. Live on November 23, 2014 in Los Angeles, California. (Photo by Albert L. Ortega/Getty Images)
LOS ANGELES, CA - NOVEMBER 25: Khloe Kardashian is seen in Beverly Hills on November 25, 2014 in Los Angeles, California. (Photo by Bauer-Griffin/GC Images)
LOS ANGELES, CA - NOVEMBER 23: (L-R) TV personality Kendall Jenner, singer Sam Smith and TV personality Khloe Kardashian attend the 2014 American Music Awards at Nokia Theatre L.A. Live on November 23, 2014 in Los Angeles, California. (Photo by Jeff Kravitz/AMA2014/FilmMagic)
LOS ANGELES, CA - NOVEMBER 19: Khloe Kardashian is seen after the gym on November 19, 2014 in Los Angeles, California. (Photo by Bauer-Griffin/GC Images)
LOS ANGELES, CA - NOVEMBER 09: Khloe Kardashian and Kris Jenner attend the French Montana & Mohamed Hadid Birthday Party Powered By CIROC Pineapple and Produced By CultCollectiveEvents.com on November 9, 2014 in Los Angeles, California. (Photo by Rochelle Brodin/Getty Images for CultCollectiveEvents.com)
LOS ANGELES, CA - NOVEMBER 12: Khloe Kardashian is seen on November 12, 2014 in Los Angeles, California. (Photo by Bauer-Griffin/GC Images)
LONDON, ENGLAND - NOVEMBER 08: Khloe Kardashian and Kim Kardashian attend the Hairfinity UK Launch Party on November 8, 2014 in London, England. (Photo by Karwai Tang/WireImage)
LOS ANGELES, CA - NOVEMBER 07: Khloe Kardashian is seen on November 7, 2014 in Los Angeles, California. (Photo by SMXRF/Star Max/GC Images)
GLENDALE, CA - NOVEMBER 06: Khloe Kardashian visits 'Adventure To Santa' A DreamWorks DreamPlace at Glendale Galleria on November 6, 2014 in Glendale, California. (Photo by Jason LaVeris/FilmMagic)
BEVERLY HILLS, CA - NOVEMBER 03: Reality TV Personality Khloe Kardashian celebrates the launch of HPNOTIQ Sparkle at Mr. C Beverly Hills on November 3, 2014 in Beverly Hills, California. (Photo by Paul Archuleta/FilmMagic)
BEVERLY HILLS, CA - NOVEMBER 03: TV personality Khloe Kardashian celebrates launch of HPNOTIQ Sparkle at Mr. C Beverly Hills on November 3, 2014 in Beverly Hills, California. (Photo by Gregg DeGuire/WireImage)
LAS VEGAS, NV - OCTOBER 24: (EXCLUSIVE COVERAGE) Kim Kardashian West, Cici Bussey and Khloe Kardashian celebrate Kim's birthday at TAO Nightclub at the Venetian Hotel and Casino on October 24, 2014 in Las Vegas, Nevada. (Photo by Denise Truscello/WireImage)
LOS ANGELES, CA - OCTOBER 18: Khloe Kardashian is seen in Los Angeles on October 18, 2014 in Los Angeles, California. (Photo by Bauer-Griffin/GC Images)
LOS ANGELES, CA - OCTOBER 12: Khloe Kardashian seen at LAX on October 12, 2014 in Los Angeles, California. (Photo by GVK/Bauer-Griffin/GC Images)
LOS ANGELES, CA - OCTOBER 18: Khloe Kardashian is seen in Los Angeles on October 18, 2014 in Los Angeles, California. (Photo by Bauer-Griffin/GC Images)
LOS ANGELES, CA - SEPTEMBER 23: Khloe Kardashian is seen on September 23, 2014 in Los Angeles, California. (Photo by Bauer-Griffin/GC Images)
LOS ANGELES, CA - SEPTEMBER 22: Khloe Kardashian is seen in Los Angeles on September 22, 2014 in Los Angeles, California. (Photo by Bauer-Griffin/GC Images)
LOS ANGELES, CA - SEPTEMBER 12: Khloe Kardashian is seen on September 12, 2014 in Los Angeles, California. (Photo by Bauer-Griffin/GC Images)
LOS ANGELES, CA - SEPTEMBER 16: Khloe Kardashian is seen on September 16, 2014 in Los Angeles, California. (Photo by Bauer-Griffin/GC Images)
LOS ANGELES, CA - AUGUST 24: Khloe Kardashian is seen on August 24, 2014 in Los Angeles, California. (Photo by GONZALO/Bauer-Griffin/GC Images)
LOS ANGELES, CA - JULY 28: Khloe Kardashian is seen on July 28, 2014 in Los Angeles, California. (Photo by SMXRF/Star Max/GC Images)
LOS ANGELES, CA - JULY 13: Khloe Kardashian is seen on July 13, 2014 in Los Angeles, California. (Photo by JB Lacroix/GC Images)
LAS VEGAS, NV - JULY 04: Khloe Kardashian arrives at her 30th birthday party at TAO Nightclub on July 4, 2014 in Las Vegas, Nevada. (Photo by Denise Truscello/WireImage)
NEW YORK, NY - JUNE 28: Khloe Kardashian is seen on June 28, 2014 in New York City. (Photo by NCP/Star Max/GC Images)
NEW YORK, NY - JUNE 28: Khloe Kardashian is seen in New York City on June 28, 2014 in New York City. (Photo by David Krieger/Bauer-Griffin/GC Images)
NEW YORK, NY - JUNE 27: Khloe Kardashian is seen at Khloe Kardashian 30th birthday at pier 61 on June 27, 2014 in New York City. (Photo by Raymond Hall/GC Images)
NEW YORK, NY - JUNE 18: Khloe Kardashian and Scott Disick are seen in Sag Harbor, NY on June 18, 2014 in New York City. (Photo by David Krieger/Bauer-Griffin/GC Images)
NEW YORK, NY - JUNE 12: Kourtney Kardashian, Khloe Kardashian and Scott Disick are seen in Sag Harbor on June 12, 2014 in New York City. (Photo by David Krieger/Bauer-Griffin/GC Images)
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