Blowing air conditioning arm pain, may be a long time arm cold, arm muscle strain or frozen shoulder and so on. 1. arm long time cold: summer are basically wearing short-sleeved or thin clothes, blowing air conditioning time is too long or arm for a long time against the air conditioning vent blowing, resulting in arm long time cold, and then cause arm pain. 2. Arm muscle strain: If the arm muscle strain, blowing the air conditioning may lead to cold, may also cause arm pain. 3. Frozen shoulder: long-term high-intensity work, poor posture for a long time or shoulder strain caused by frozen shoulder, blowing air-conditioning by the cold wind blowing directly or the impact of low temperature, resulting in frozen shoulder attack, may also cause arm pain. Blowing air conditioning arm pain, it is recommended to go to the local regular hospital as soon as possible, by the professional doctor for examination and receive standardized treatment.