Baduanjin is an ancient guiding method and a fitness method combining physical activity with breathing exercise. Moving limbs can stretch bones and muscles, dredge meridians: cooperate with breathing, circulate qi and blood, circulate around the camp, and harmonize qi-flowing. Regular practice of Baduanjin can play a role in health care, disease prevention and treatment. From the formula, we can see the effect of Baduanjin on human health and rehabilitation. For example, "holding the triple energizer with both hands" means holding the sky with both hands, which is conducive to conditioning the triple energizer function. Holding the sky with both hands, stretching the whole body, accompanied by deep breathing, is helpful to the movement and transformation of triple energizer, and is helpful to massage and regulate the internal organs, which has the functions of dredging meridians, regulating qi and blood, and nourishing the internal organs. It also has a good effect on the back and bones. Others, such as "regulating the spleen and stomach, lifting a finger" and "shaking one's head and wagging one's tail to get rid of heart fire", all achieve the purpose of health preservation by promoting qi and blood circulation, relaxing tendons and activating collaterals. Every paragraph of Baduanjin has the focus of exercise. Taken together, exercise the five senses, head and neck, trunk, limbs, waist, abdomen and other parts of the whole body, and play a role in health care and conditioning the corresponding internal organs, qi and blood, meridians and collaterals. It is a comprehensive fitness exercise method for the body.