Sanvodian is the most vigorous period of yang qi in a year, and conditioning during this period will help expel cold qi from the body, replenish positive qi, enhance the body’s ability to resist disease and get rid of illnesses and evils. Clinical common respiratory diseases such as bronchial asthma, cough, itchy throat, chronic obstructive pulmonary disease, etc. are prone to attacks in the winter and spring, the three ambient days for acupoints or moxibustion, can effectively enhance the respiratory system function, reduce the onset of disease. Common rheumatoid arthritis in the elderly, more wind-cold damp paralysis is common, generally in the spring and winter and the junction of autumn and winter when the symptoms are heavier, and more recurrent attacks, the course of the disease is prolonged, the use of the three days of the blood circulation of the most exuberant period of time, moxibustion can play a role in improving the local circulation, dredge the meridians and channels, coordination of yin and yang, warming and nourishing blood to achieve the effect of blood circulation and pain relief. In addition, there are gynecological diseases such as dysmenorrhea, irregular menstruation, spleen and stomach diseases such as abdominal pain, diarrhea and other cold diseases are suitable for treatment in the three days. It is recommended that the treatment be carried out under the guidance of a professional doctor.