celeb fitness

Meghan Trainor's fitness instructor shared shocking side-by-side transformation photos of her figure.

Mo'Nique revealed her 100-pound weight loss and healthier lifestyle.

Jewel stunned fans as she showed off her toned body in a swimsuit selfie and revealed her fitness and diet secrets.

Mackenzie McKee stunned fans as she showed off her toned body just two months after giving birth to twins.

On 'TODAY With Jenna & Friends,' Jenna Bush Hager almost exposed her chest to millions of people.

Elsa Hosk freed the nipple in a sheer gym outfit while rocking her new sneakers.

Benedict Cumberbatch called his five-meal Marvel diet as 'Doctor Strange' 'horrific’ despite loving the end result.

Sacha Baron Cohen flaunted his abs following his split from Isla Fisher.

Khloe Kardashian sizzled in a tiny white tank during a workout session.

Tennis star Serena Williams showed off the results of her hard work and flaunted her sculpted abs and toned arms in a new steamy gym selfie.

Lori Loughlin is turning heads with her fit physique at 60, after following a strict gym, yoga and dance routine.

Jason and Travis Kelce are cheering each other on as they both want to get in shape!

Lara Trump isn't afraid to post some sizzling photos online.

Emma Lovewell is ready to be a Peloton ‘aunt.’

Busy schedules never stop these stars from staying in top shape.

Fans and critics alike weighed in after Keely Shaye Smith’s latest appearance showed off her new slimmed-down look.

Chrissy Metz shared how she lost 100 pounds, denying she uses Ozempic.

Jennifer Garner is pushing her ex-husband Ben Affleck to stick with his fitness journey.

Rock legend Rick Springfield revealed he suffered brain damage from a stage fall in 2000.

Fitness influencer Sommer Ray shared a sizzling workout selfie, showcasing her sculpted backside.

Miguel Harichi exclusively shares his fitness goals with OK! while opening up about how his girlfriend, Leah Kateb, motivates him to get stronger.

Ivanka Trump showed off her toned belly in a mirror selfie taken during her workout.

David Dobrik wrote 'new year, new me' alongside a before and after photo of himself shirtless.

Kim Kardashian gushed about her morning workout with her fitness coach on Friday, August 19.

Lori Harvey stepped out in style as she headed to pilates class in Los Angeles. OK! helps you shop the stunning model's fashionable fitness attire.

The actress shared the workout clip to her Instagram on Wednesday, March 2.

Boss babes Hailey Bieber and Bella Hadid were seen strutting the L.A. streets in head-to-toe Alo Yoga gear. OK! helps you shop their fit and fashionable looks.

Celebrity trainer Harley Pasternak exclusively tells OK! how to live a healthy life.

Echelon Bike is partnering with celebrity fitness enthusiast Mario Lopez to provide members with live, personalized at-home workouts led by Lopez himself.

Shay Mitchell rocks head-to-toe beige in her one-of-a-kind BÉIS sweatsuit leaving P.volve fitness studio in Los Angeles. OK! shows you how to get the look for less!

Kate Hudson took to Instagram on June 9 to share that according to Weight Watchers, we can all hit the gym less and start hitting the sheets more.

Celebrity parents share their best health and fitness advice.

Fitness guru Brooke Burke exclusively tells OK! how to get into shape quickly. Get the scoop on her secrets, here!

Want a rockin' bod like Gigi Hadid or Jennifer Aniston? Celebrity trainers are sharing their secrets to keeping their A-List clients in top top shape.

Hollywood's favorite Jens hardly seem to age. OK! spills what Jennifer Garner, Jennifer Lopez and Jennifer Aniston have on their menus.

Halle Berry has teamed up with Sweaty Betty to launch a limited edition fitness clothing line.

Jessica Alba has long had one of the best bodies in Hollywood. Now at 40-year-old and a mom of three, the actress doesn't push herself to the extremes to be healthy.

Hollywood's hottest stars are notorious for being able to get fit fast. Ok! reveals how they do it safelt

With work-from-home culture the new norm, the ongoing coronavirus pandemic has many people packing on the pounds, but celebrity trainer Shaun T is here to tell you to 'Dig Deeper.' Here are his tips to get back into gear.

These moms surely know what's good for their daughters. And whatever it is starts with fitness, Here are Hollywood's fitness-oriented parents.

When it comes to breaking a sweat, Hailee Steinfeld is open to just about anything — as long as she's enjoying herself.

From Taylor Swift's cardio dance sessions to Dua Lipa's healthy snacks, check out how the biggest names in music maintain their award-winning figures.

From lacing up their running shoes to practicing rejuvenating yoga sessions, check out how your favorite celebs are staying fit in the fresh air.

OK! reveals how A-List actresses like Amanda Seyfried, Michelle Pfeiffer and Kaley Cuoco maintain their award-winning figures.

OK! reveals how 'Riverdale' stars Camila Mendes, Madelaine Petsch and Lili Reinhart stay looking and feeling their very best.

OK! shares the secrets behind 54-year-old Salma Hayek's great shape. 'After doing a juice cleanse, I'm motivated to eat healthier,' she's said.

Kate Bock's fitness and diet secrets are easy to follow. The model exclusively gives OK! the scoop on her routine.

OK! reveals how NFL stars' wives and girlfriends like Ciara and Gisele Bündchen stay in tip-top shape.

Jennifer Lawrence, Margot Robbie, Emma Watson and more look amazing. So, how do they stay in tip-top shape? Get details.

Besties Matt James and Tyler Cameron flaunt their incredibly ripped bodies during a group fitness session. Check out the must-see pictures here.