David Kirsch's Boot Camp Circuit Workout
He helped Heidi Klum bounce back post baby, and now David Kirsch is here to help you revamp your exercise routine. He created this fun and challenging workout to help FitSugar readers stay on track through the Winter months! Tone your entire bod with these moves while burning some serious calories. Here's how to follow the workout. Instructions: Work through the entire circuit doing 15 to 20 reps Read more



