Plank jacks combine core engagement with cardio ... Lift your legs and upper body, reaching your hands toward your toes. Lower back down with control, keeping core tight.

Jump your feet back toward your hands and explosively jump into the ... 30 seconds Russian Twists – 3 sets of 15 reps per side Plank Jacks – 3 sets of 12 reps Directions: Perform each exercise ...

Most people want to shrink excess belly fat without having to spend hours in the gym. While targeted fat loss itself isn't possible, combining high-intensity exercises with core-strengthening ...

Hold a plank on your forearms with your body in a straight line. Engage your core, glutes, and quads. Run your knees towards ...

As a general guideline, Doug Sklar, a certified personal trainer and founder of PhilanthroFIT in New York City, recommends ...