The causes of sneezing and runny nose after running may include cold air stimulation, vasomotor rhinitis, upper respiratory tract infection and so on. 1. Cold air stimulation: The cold air stimulates the mucous membrane of the nasal cavity after running, which can cause sneezing and runny nose. Patients can go back to the room after running to rest properly, avoid contact with cold air, so as not to stimulate the nasal cavity caused by the symptoms of aggravation. 2. Vasomotor rhinitis: sneezing and running after running may cause vasomotor rhinitis. Mainly manifested as nasal congestion, nasal itching, episodes of sneezing and flow a lot of clear mucus, the duration of the symptoms may be more than an hour. Patients can follow the doctor’s instructions for local use of drugs such as fluticasone propionate, budesonide, mometasone furoate, etc. to relieve symptoms. 3. Upper respiratory tract infection: After running, the patient sweats and does not take timely warming measures to cause upper respiratory tract infection. Patients can follow the doctor’s instructions to use phenmetrazine, compound pseudoephedrine hydrochloride and other drugs to reduce nasal congestion, relieve nasal congestion, runny nose, sneezing and other symptoms. If the symptoms of sneezing and runny nose continue to be unrelieved after running, it is necessary to consult a doctor for a clear diagnosis and standardize the use of medication and treatment in accordance with the doctor’s instructions, so as not to delay the condition.