The next day after a sunburn can be remedied by the following steps, including cooling, hydration and moisturizing, and strengthening sun protection. 1. Cooling: you can use ice or cold towels in the sunburn a part of the rolling patch, so as to play the role of cooling and calming the skin, reduce the pain and itching discomfort symptoms; ice is recommended to apply through the towel, gentle operation, do not directly on the skin at the skin, to avoid mechanical damage to the lesions. 2. Trauma care: when the skin barrier is damaged after sunburn, you can apply some mild non-stimulating toner, moisturizing milk or aloe vera gel. If necessary, follow the instructions of the topical growth factor gel, mupirocin ointment and other topical drugs to promote wound repair and prevent infection. 3. Enhance sun protection: It is recommended that patients try to wear long sleeves, long pants, hats and sunscreen when they go out to avoid sunburn and sunburn again, resulting in hyperpigmentation and other adverse consequences. When the patient is sunburned, it is recommended to go to the regular hospital in time, under the guidance of professional doctors for standardized treatment.