A 20-Minute Workout to Sculpt and Tone Your Entire Body

You don’t always have to jump around doing cardio to burn major calories. Strength training builds metabolism-boosting muscle and burns even more calories after your workout as your body recovers and repairs itself. This workout from trainer Autumn Calabrese builds on this principal by adding isometric holds to strength-training moves. And it’s challenging but quiet.…

The 300-Calorie-Burning Walking-Jogging Workout

If you’re just starting a workout routine, doing gazelle-being-chased-by-a-lion sprinting intervals will be just as painful as they sound. Ease into it by doing a brisk walking workout that includes short and slow jogging intervals. This lower-impact workout is not only great if you’re a beginner, but those expecting or getting over an injury –…