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David Kirsch

David Kirsch introduces 30-minute workouts

The trainer-to-the-stars’ new short sessions are meant to maximize calorie burn while minimizing out-of-office time. It’s an idea that’s catching on.

Why you should stick your butt out at the gym

Celebrity trainer David Kirsch, known for his ability to sculpt models’ derrieres, has a simple strategy for perfecting your squat form.

Why you should stick your butt out at the gym

Celebrity trainer David Kirsch, known for his ability to sculpt models’ derrieres, has a simple strategy for perfecting your squat form.

Why you should stick your butt out at the gym

Celebrity trainer David Kirsch, known for his ability to sculpt models’ derrieres, has a simple strategy for perfecting your squat form.