373it.com Understand Your Target Heart Rate and Perceive Exertion to Burn Fat.Do you know how to maximize your weight loss and lose belly fat during your cardio routines?Many people want to achieve weight loss by burning fat. In order to burn fat, you have to have a solid nutrition plan combined with a solid workout plan that includes cardiovascular exercise. Without aerobic training and a consistent approach to your diet, you will not be able to lose belly fat and flatten your stomach….