Stay Fit & Sane With Celeb Trainer Gunnar Peterson’s Easy Tips
End Your Holiday Fitness Rut with Celeb Trainer Gunnar Peterson's Easy Tips
By Nichole Fratangelo | 12/10/2016 - 10:00

Photo: Personal trainer Gunnar Peterson debuts his hotel creation that he developed in partnership with James Beard Award-winning pastry chef and Cronut® creator Dominique Ansel – an in-room food and fitness

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Jennifer Lopez Training for Triathalon
By smundhra | 07/28/2008 - 12:58

Jennifer Lopez is staging a three-pronged attack against her pregnancy weight gain: The reformed diva is training to participate in a triathlon this fall. Her trainer Gunnar Peterson reveals how he's preparing his long-time client to win the race--and get her back to her pre-baby body.

"The workouts change daily, depending on the day, the time and the freedom," he tells OK! Magazine. "She's going to get it done because she wants to."

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