Gas deficiency is caused by congenital insufficiency, acquired loss of nourishment, chronic illness, overwork and other reasons for the reduction of the whole body or local gas, which leads to the function of the internal organs and tissues decline. Gas is the driving force of human life activities, the prevalence of gas is closely related to the function of the internal organs, the gas is strong internal organ function, gas is weak internal organ function is low. The main clinical manifestations of fatigue (mental exhaustion, physical weakness), limb weakness, white color without luster, low voice, shortness of breath, dizziness, dizziness, sweating, activities intensified. Qi deficiency can be divided into lung qi deficiency, heart qi deficiency, spleen qi deficiency, kidney qi deficiency. Lung qi deficiency can often be accompanied by coughing and wheezing, fear of wind, etc.; heart qi deficiency can often be accompanied by palpitations (rapid heartbeat, often accompanied by panic), insomnia, shortness of breath; spleen qi deficiency can often be accompanied by tiredness and fatigue, edema, lack of food, bloating after eating, diarrhea, etc.; Kidney qi deficiency, shortness of breath and difficult to continue, coughing and weakness, edema, nocturnal urination, etc.. The symptoms of qi deficiency are complex and varied, so if you feel unwell, it is recommended that you consult a doctor.