Train With Intensity: Trainer Jackie Warner It's not how long you train its how strong. Fifteen minutes of high intensity interval cardio is more effective than doing a hour on the elliptical or treadmill. A new method called cardio acceleration means adding one or two minutes of aerobic exercise between intervals of resistance training and switching back and forth youre actually burning more calories than you would if you were jogging on a treadmill. #aerobicexercises #aerobic #exercises #quot