Fitness can eat beef tendon, that is, beef from knee joint to thigh, which is covered with a layer of meat film, which contains tendon, moderate hardness, high protein content and low fat content. It is a necessary health food for fitness enthusiasts.

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.