Popsugar Health & Fitness Hiit Workouts Short HIIT Workouts For a Flat Belly and Abs Work Up a Quick Sweat With These 10-Minute HIIT Workouts That Focus on Burning Belly Fat 10 March 2018 by Florie Mwanza View On One Page Photo 3 of 6 ADVERTISEMENT () Start Slideshow Share This Link Copy ← Use Arrow Keys → 3 10-Minute Calorie-Burning Cardio and Core Circuit Fire your entire body up with this cardio fix that's focused on waking your abs up! Previous Next Start Slideshow HIIT WorkoutsHIITWorkouts