In the early stages of frostbite, there is usually damage to the epidermal layer, with localized skin erythema, edema, self-induced heat, itching or burning pain. For patients with mild skin redness and mild itching, attention to warmth is sufficient and no special treatment is required, and recovery is usually self-evident. For patients with severe skin redness and itching, medication, helium-neon laser and infrared therapy are available. 1. Hot compresses and massage: Patients are advised to pay attention to warmth, soak in warm water, or massage gently to accelerate blood circulation and relieve the symptoms of frostbite. 2. The therapeutic effect can be more obvious. In addition, a decoction of traditional Chinese medicine can also be effective; 3. Helium-neon laser and infrared therapy: If the symptoms of frostbite are mild at the beginning, you can choose to irradiate frostbite with a helium-neon laser or infrared light to enhance local blood circulation and reduce local inflammatory reactions. When you are often in a cold and cold environment, you should pay attention to keeping warm and wear gloves and ear muffs. Eat moderate amount of high-calorie food on a daily basis to enhance physical fitness, such as mutton and beef. Increase exercise appropriately, such as running, jumping rope, playing ball, etc., to improve the ability to prevent cold.