Hiit is currently recognized as the sport with the highest energy consumption per unit time. Hiit in 20 minutes is higher than skipping rope 5000. hiit is usually designed by all employees, while skipping rope is mainly aimed at lower limbs, which is more comprehensive in terms of exercise effect. However, there are some precautions when doing hiit. First, you have a certain sports foundation, not a little physical strength, otherwise you will only get hurt soon if you take the initiative to go to hiit. In addition, you should fully warm up before doing hiit, otherwise you will be easily injured.