Since step aerobics is a form of cardiovascular exercise and weight bearing exercise, the number of calories that you burn with a good routine is outstanding. Step aerobics burns a lot of calories, thus keeping them off of your belly and waistline. Plus if you burn more calories than you consume, you will also burn off existing fat.
It is shown that a 45 minute of step aerobics can help you burn up to 450 calories. Keep in mind that the number of calories burned from step aerobics does depend on the intensity of your routine, but even a simple routine can burn several hundred calories.
That means that you can eat an extra burger every day without gaining weight, that or you can have a good diet and actually trim down on your belly fat. High-impact step aerobics is one of the best ways in which you can burn fat and lose weight. If you want to burn as many calories as possible you need to step up and down faster, plus you need to increase the height of the steps as well.