Blowing air conditioning shoulder cold pain consider synovitis, frozen shoulder, cervical spondylosis and other reasons. 1. Synovitis: aseptic inflammation of the synovial membrane, hyperplasia, hypertrophy and secretion of fluid, muscle contraction after blowing air conditioning, blood circulation is not good, the accumulation of inflammatory factors to stimulate the local tissues of the cold pain. 2. Frozen shoulder: pain in the shoulder joint, restricted movement, symptoms worsen after blowing air conditioning. It may also be accompanied by symptoms such as restricted movement. 3. Cervical spondylosis: when a herniated disc compresses the nerves and causes sensory disturbances in the upper limbs, blowing the air conditioner will make your shoulders feel even cooler and more painful because of the vasoconstriction. Blowing air conditioning shoulder cold pain need to shoulder warm, if the pain does not improve timely medical treatment.