The law of balance is one of the basic laws in the nature. The viewpoint of balance theory is one of the main viewpoints in Chinese traditional medicine. The theory of Moving Qi is one of important contents in Chinese traditional medicine. The balance thought in Moving Qi Lysenkoism not only incarnates the balance viewpoint significantly, but also is one of the important cognitions to understand natural law of balance. It is the mechanism of the balance theory in Moving Qi that harmful hyperactivity should be restricted.