Chinese medicine believes that qi deficiency and weakness are caused by lung qi deficiency, kidney qi deficiency, spleen qi weakness (weakness of spleen qi), and heart qi deficiency. 1. Lung qi deficiency: manifested by the patient’s weak cough, easy to catch a cold, mental fatigue (mental fatigue (lack of spirit) exhaustion, physical weakness), pale white tongue coating, and thin and weak pulse. 2. Kidney qi deficiency: manifested as mental fatigue, lumbar and knee soreness (a feeling of soreness and weakness in the lumbar and knee areas), frequent urination, and clear and thin leukorrhea. 3. Weakness of Spleen-Qi: refers to insufficiency of Spleen-Qi, dysfunction of transportation, abdominal distension, loose stools (thin and unformed stools) and symptoms of Qi deficiency. The main manifestations are lack of desire to eat or little food, fatigue, lack of energy and laziness (lack of strength, do not want to talk), tiredness of the limbs, or swelling and emaciation, yellowish color (yellowish and lusterless), pale tongue, white moss, and a slow or weak pulse. 4. Heart qi deficiency: palpitations, shortness of breath, labor is especially shen. The above is to make a person’s qi deficiency and weakness of the reasons, if you find yourself with the above symptoms, it is recommended to go to the hospital in a timely manner to seek medical advice, follow the doctor’s instructions to identify the medication, and improve the condition in a timely manner.