The inability to lift the arm after blowing on the air conditioner is mainly due to a strain and a slight strain on the arm. After blowing on the air conditioner, the blood circulation slows down due to the cold, and the accumulation of inflammatory metabolites leads to local inflammatory edema, which stimulates the peripheral nerves and causes significant pain. It is very painful when lifting, so it cannot be lifted. In the treatment, the following treatment measures should be taken: Firstly, the shoulder should be fully relaxed, and the arm should be kept warm. Second, to take oral anti-inflammatory and analgesic drugs, such as diclofenac sodium, nimesulide and other drugs can effectively reduce inflammatory edema, reduce pain, and help it recover. Thirdly, we should take oral Chinese medicine to activate blood circulation and relieve blood stasis, reduce swelling and pain, such as blood circulation and pain capsules to improve blood circulation and promote the absorption of inflammatory metabolites. Fourth, you can take Eperisone Hydrochloride tablets orally to relieve muscle tension. After the muscle relaxation, it can also help it recover, usually after 2-3 days of treatment will be significantly improved.