Oliver Sjostrom - 15 Minute Intense HIIT Workout For Fat Burn & Cardio (No Equipment, No Repeat, Home Workout) Intense HIIT workout that will help you burn fat and get your daily dose of cardio. ▸ Full Body HIIT Workout ▸ Time: 15 Min ▸ Intervals: 40s On/ 15s Rest ▸ No Equipment ▸ Calorie Burn ~300