Do high intensity interval training (HIIT). HIIT is an exercise program that alternates intense exercises with short intervals of recovery or rest. This type of exercise will help you burn fat fast. High intensity exercises force your body to use the sugars in your body and allows you to burn fat faster than low intensity workouts. You will also use stored body fat during the recovery phase, which will reduce your stored body fat. You can perform HIIT exercises with gym equipment, or an exercise mat and a few free weights. There are several popular HIIT programs, including:
“Under normal conditions, humans absorb only about 80% of the nutrients from the food they eat,” says A. Roberto Frisancho, Ph.D., a weight-loss researcher at the University of Michigan. But, he says, when the body is deprived of nourishment, it becomes a super-efficient machine, pulling what nutrients it can from whatever food is consumed. Start eating again normally and your body may not catch up; instead it will continue to store food as fat.