This paper discusses the headache caused by air conditioning from the viewpoint of Chinese Medicine and Western Medicine. Compare the migraine, tension headache and cluster headache of Western Medicine to the record of ancient book of Chinese Medicine, to find out the same part among them. Propose that the air conditioning headache has something to do with the cold, rheumatism, fever headache of Chinese Medicine. The sweating and conciliating are used as the treatment method, and their feasibility is discussed.