Popsugar Health & Fitness Workouts Best Fat-Burning Workouts 15 Workouts That Will Help You Burn Fat and Build Muscle — It's Time to Work 27 January 2019 by Tamara Pridgett View On One Page Photo 12 of 14 ADVERTISEMENT () Start Slideshow Share This Link Copy ← Use Arrow Keys → 12 A High-Intensity CrossFit Workout If you're short on time, give this 20-minute workout a go. Previous Next Start Slideshow Body FatFat BurningStrength TrainingWorkouts