Fast Fitness Routine: 4-Second Sprints Help You Burn Fat All Day
Getting your daily dose of exercise no longer requires getting up at dawn and spending an hour on the elliptical. New research shows that there are more efficient ways to get fitter with bite-sized or "snackable" intervals that work to help train your heart and body and allow you to burn 30 percent more fat–even a full day afterward. Making your daily fitness ritual fun and more doable (and ditching the mind-numbing cardio sessions) means that you get fitter without going for so long that you risk injury. These quick sessions require hard work in short spurts to get results. For better...