Popsugar Fitness Workouts 20-Minute Cardio Workout From Charlee Atkins This 20-Minute Workout Feels So Good, You'll Almost Forget You're Burning Calories February 24, 2021 by Colleen Travers View On One Page Photo 2 of 5 ADVERTISEMENT () Start Slideshow Share This Link Copy ← Use Arrow Keys → 2 Jumping Jacks Start with your legs hips-width apart and your hands down by your sides, palms facing in. Using only the balls of your feet, jump your legs out as you bring your hands overhead, then jump back to standing. Keep your core engaged throughout. Continue jumping out and in as quickly as possible for 40 seconds. Previous Next Start Slideshow WorkoutsCharlee Atkins PlanCardio WorkoutsTrainer TipsNo-Equipment Cardio Workouts20-Minute Workouts