When a flush appears on the face after swimming, it is necessary to carefully observe the skin pattern of the flushed area to see if there is a bump. If there are no obvious bumps and the redness is purely dominant, it is considered to be an irritating change caused by some irritating substance in the water that the swimmer was exposed to, acting on the facial skin. It is recommended to use hyaluronic acid gel, which can effectively increase the hydration of the skin, transplantation has appeared irritating changes, if there is burning, you can choose to chilled mineral water cold compress has a receding effect. If the flushing on the face is accompanied by bumps, consider it to be urticaria of the facial area. Symptoms triggered by allergy to the swimming water, it is recommended to choose glyburide lotion or zinc oxide cream, if accompanied by itching, you need to choose oral cetirizine tablets.