It is harmful to your health to exercise on an empty stomach. When your body is hungry, your body functions are in a weak stage, and physical exercise will hurt them, which will lead to insufficient exercise and hurt yourself.

Fitness is a kind of exercise, such as all kinds of unarmed aerobics, rhythmic gymnastics, rhythmic gymnastics, and all kinds of self-resistance movements. Gymnastics can enhance the strength, flexibility, endurance, coordination and control of all parts of the body, thus making the body strong.