The first thing to consider is the physiological factors, but also because of some diseases, such as pneumonia, bronchitis, etc., can be treated with medication under the guidance of a doctor. 1. Physiological factors: exercise after inhaling a large mouth want to cough may be due to the airflow speed is relatively fast or inhale a lot of cold air, air stimulation of the throat and trachea, triggered by coughing, is a normal reaction, do not need special treatment. 2. Pneumonia: Pneumonia is mainly caused by bacterial, viral and other pathogenic infections, resting patients can appear cough, sore throat, and in the exercise after a big breath, will aggravate the coughing symptoms. If it is a bacterial infection, you can take amoxicillin, cefixime and other drugs to treat, if it is a viral infection, you can take oseltamivir, ribavirin and other drugs to treat. In general, patients with pneumonia need to go to the hospital to improve the examination, to clarify the cause of the disease, hospitalization and comprehensive treatment. 3. Bronchitis: Bronchitis is caused by bacterial, viral infection, physical and chemical factor stimulation, mainly manifested as coughing, coughing up sputum, etc., after the exercise of inhalation, harmful gases or cold air stimulation of the mucous membrane of the throat can be caused by coughing. Under the guidance of a doctor to take aminobromine hydrochloride oral solution cough treatment, such as coughing symptoms are more serious, seek medical attention to identify bacterial infections, you can take antibiotic drugs such as cefaclor. In addition, it may also be caused by bronchial asthma, chronic obstructive pulmonary disease and other diseases, it is recommended to go to the hospital in a timely manner to improve the examination, to clarify the cause of the disease, so as not to delay the condition.