Swimming sore throat is considered to be related to breathing through the mouth, choking and laryngitis. 1. Breathing through the mouth: If you breathe through your mouth while swimming, the chlorine disinfectant in the water will irritate the mucous membrane of the throat, resulting in a dry and sore throat. 2. Choking: in the process of swimming, such as choking, will lead to irritation choking cough, frequent or violent coughing will lead to throat mucosal congestion damage, causing sore throat. 3. Laryngitis: the water temperature in the pool is generally low, swimming wear less, long swimming is easy to lead to a decline in resistance, leading to the occurrence of inflammation of the throat, resulting in the symptoms of sore throat. Sore throat after swimming can drink a moderate amount of water to relieve, if there is a laryngitis, it is recommended to seek medical treatment.