Dr. Sheng-Pu Lee mentioned that when the body is not enough Qi, lung function will also be weaker, the first to bear the brunt of the nasopharynx, the light sneezing, heavy nasal congestion, runny nose, breathing difficulties as a performance; tendons and bones of Qi by external cold, wind and cold invasion, will cause the tendons and bones decline, joint pressure, daily activities are more likely to have joint wear and tear. When the internal Qi is insufficient, the body is unable to distinguish the turbidity, and then accumulate a lot of metabolic waste that will cause pain. In order to slow down the decline of joints and muscles and bones, there must be physical restraint in consumption, and it is also important to replenish “qi”, which is often needed after the age of 60.