We’re taking a peek inside our favorite health and fitness experts’ gym bags to uncover their must-have gear and favorite products. Name: David Kirsch, celebrity trainer and author of the new book ...

Labor Day has passed, and my daughters are already looking at possible Halloween costumes. Wasn't it yesterday that we were slathering on sunblock and heading out to the pool? Before you know it, the ...

Add Yahoo as a preferred source to see more of our stories on Google. Wellness expert David Kirsch exercising with his kids. (Photo: Courtesy of David Kirsch) When it comes to fitness, Kate Upton, Liv ...

Want to sweat like J.Lo? Celeb trainer David Kirsch uses this two-step glider plank variation with his clients. Here's how to complete the move. The glider plank, which moves from the classic stance ...

Trainer David Kirsch, who's worked with clients like Jennifer Lopez and Heidi Klum, doesn't want to save the best workouts for celebrities. In a recent segment on The Doctors, Kirsch shared some of ...

We tried out J. Lo's 32-minute express workout What It Is: A 32-minute express workout with celebrity trainer David Kirsch Who Tried It: Grace Gavilanes, PEOPLE.com associate editor Level of ...

He's a celebrity fitness trainer to Kate Upton, and Jennifer Lopez wrote the foreword to his new book, "Ultimate Family Wellness: The No-Excuses Program For Diet, Fitness and Lifelong Health." And ...

When it comes to getting the world's hottest celebs in shape, David Kirsch is the man to do it. No really, he's the guy who helps Kate Upton stay in Sports Illustrated swimsuit cover shape. In ...

If your 2016 New Years resolution is to get healthy, why not make your whole family part of the effort? In his new book, Ultimate Family Wellness, fitness expert, nutrition advocate and wellness guru ...

Starting this Monday, October 6, WomensHealthMag.com and celebrity trainer David Kirsch are kicking off Tone Every Zone: The David Kirsch 28-Day, Whole-Body Challenge. The goal of the Challenge is to ...