Lifestyle Style Star Fitness Fashions Heidi Klum, Pippa Middleton, Kate Hudson and more stars stay toned even when temps drop by playing in the snow! By Alex Apatoff Alex Apatoff Instagram Twitter Alex Apatoff is the Executive Editor of PEOPLE Digital. She has been with the brand for more than a decade, holding various roles on the Style and Beauty team before becoming the site's Lifestyle Director to coordinate the work across the commerce, evergreen, features and marketing teams. Prior to her role at PEOPLE, Alex worked at Us Weekly (where, among other things, she oversaw the Fashion Police pages) and graduated from Northwestern University with a Bachelors in Journalism. People Editorial Guidelines and Zoe Ruderman Published on December 22, 2011 11:00 AM Share Tweet Pin Email Trending Videos 01 of 18 NICOLE RICHIE Ramey Fashionable even after hitting the gym in L.A., the cools down in a funky custom Levi’s jacket and leggings, topped off with a black beret and on-trend aviators. 02 of 18 ASHLEY TISDALE Isaac V/Broadimage If you’ve got it, flaunt it! And got it, showing off her fit figure in itty-bitty shorts and a scoop-neck tank in West Hollywood. 03 of 18 ZOË SALDANA Flynet The actress kicks it old school with a throwback Nike top and skintight workout pants, completing the look with playful pom-pom socks for a workout in West Hollywood. 04 of 18 HILARY DUFF Alves/AKM Images She’s working off those pregnancy cravings! The kicks up regular workouts at her L.A. gym with bright blue sneaks paired with her graphic hoodie and The Girls leggings. 05 of 18 ASHLEY GREENE Miguel Aguilar/Nate Jones/Pacific Coast News Getting inspiration from her Wonder Woman tee by Junk Food, the shows off her workout super-style as she leaves the gym in L.A. 06 of 18 CAMERON DIAZ Luis Jr and Rodrigo Guerra/Ramey Another star who loves her haute gym bag, the totes her $475 Donatienne bag while multitasking en route to her N.Y.C. gym. 07 of 18 ASHLEY OLSEN X17online Chic even on her way back from a workout, the tops her all-black ensemble with an oversized military parka, sleek black satchel and messy top knot. 08 of 18 REESE WITHERSPOON X17online The keeps her workout style simple (and simply coordinated!), pairing a turquoise top and black capris with black-and-blue sneaks in Brentwood, Calif. 09 of 18 HEATHER MORRIS Courtesy Michael Simon, SGM Photos The Arizona native wears her heart on her tee, going for a jog in her Victoria’s Secret Pink Arizona Cardinals tee and matching workout pants to support her home team from afar. 10 of 18 KRISTIN CAVALLARI GSI Media The Dancing with the Stars cast member squeezes in practice time in style, layering a charcoal tank over The Girls leggings and toting along Nux wrap to stay warm post-practice in Hollywood. 11 of 18 KIM KARDASHIAN Splash News Online Sending a subtle message to her favorite Dancing with the Stars contestant, the stylishly struts through N.Y.C. in her Skechers (she endorses the brand). 12 of 18 JESSICA ALBA Flynet Achieving that amazing post-baby bod is hard work: The hits up her West Hollywood gym on the regular, wearing a favorite pair of Alo running capris and a GapBodyFit tank. 13 of 18 VANESSA HUDGENS Fame Making fitness look fun, the star tops her shorts-and-tee ensemble with a statement cap for smart sun protection while cycling in Studio City, Calif. 14 of 18 MILA KUNIS Nate Jones/Sam Sharma/Pacific Coast News The Black Swan star stays in fighting form with a workout (and a little pick-me-up) in L.A., wearing running pants, an old-school zip-up and her favorite aviators. 15 of 18 ASHLEY TISDALE Biagi/AKM Hitting high-profile West Hollywood gym Equinox in equally high workout style, mixes colors in her purple Blue Life tank, yellow workout top and red trucker cap. 16 of 18 NICOLE RICHIE Unimedia/Sipa Showing that she doesn’t sacrifice style for fitness, the sports her Krisa drape jacket to her Studio City, Calif., gym and out on the town. 17 of 18 ALESSANDRA AMBRéSIO Elder Ordonez/INF En route to N.Y.C.’s Soul Cycle TriBeCa, the Victoria’s Secret model flaunts her enviable figure in a form-fitting tee and tight workout pants (plus purple-laced sneaks!). 18 of 18 KARA DIOGUARDI Sara Jaye Weiss/Startraks Getting in top shape for her role in Broadway’s Chicago, the star (wearing GapBodyFit) looks ready to take on Bikini Girl while training at N.Y.C.’s David Barton Gym.