In Flat Belly Overnight Trick, the high intensity interval training consists of the periods of intense effort with the brief rest period. According to the American College of Sports Medicine, the intense training period ranges from just 5 seconds to 8 minutes and it is performed at 80 to 95 percent of estimated heart rate of the person, the maximum number of times heart beats in a minute without having to overexert yourself. The period of recovery may last as long as the workout periods and performed at 40 to 50% of the estimated maximum heart rate of the person. The wok keeps on alternating work and relief period of 20 to 60 minutes.
These workouts are good at fat burning but you have to consider two important things. According to the flat belly overnight reviews, high intensity interval training sessions are very intense. If you have problems in mobility, or recovering from the injury, they surely shouldn’t be your first choice. Actually they could improve your condition. The flat belly overnight can really work well to burn fat. Even with regular exercise, you cannot lose body fat in your thighs or belly. It is the specific region where fat stores. It should work on whole body for your health.