This is a 4-second exercise for those who sit a lot but are sedentary
the principle is that in this one hiit phase, you need to reach your maximum production level. after that, take a 45-second break and repeat the hiit phase 5 times like that. and7 indicators for you to check your health better than BMI
a person's health statistics are not based on his or her weight and it is not related to weight either, because sometimes heavy weight is not necessarily strong, but lack of weight