17%~25% is the ideal body fat rate for women; 10%~ 18% is the ideal body fat rate for men. Too high is definitely not good, too low is not good, because you are not a professional fitness, it is easy to have problems! If you want to exercise your muscles, you should do more anaerobic exercises, equipment and the like, and pay attention to nutritional supplements. It is difficult to exercise muscles. If the nutrition supply is not in place, or the light supply is gone, it will be counterproductive to keep up with the amount of exercise!