When you come back from swimming with red spots on your legs, the possible causes are contact dermatitis and hair follicle infection.
1. Contact dermatitis: swimming pools are staffed by complex people and often require the use of chemical disinfectants to sanitize and purify the water, so if the patient has an allergy to some of the ingredients, he or she may experience skin rashes and itching after swimming.
2. Hair follicle infection: If the hygiene of the swimming pool is poor, there may be infection of the hair follicles, manifested as folliculitis, redness and swelling of the hair follicles. Pay attention to clean, keep the skin dry, most patients can gradually relieve.
When the above symptoms occur, it is recommended to consult a doctor in time, under the guidance of the doctor for standardized treatment.