Feeling hot in the trachea is considered to be caused by respiratory infection, irritation of the digestive tract or pharyngitis. If the exhalation is also hot, the first thing to do is to take the temperature to see if there is any accompanying fever, this patient because of wind fever caused by fever, accompanied by respiratory tract infection caused by tracheal fever. If the tracheal fever, there is also some irritation and pain in the throat area, consider whether it is caused by gastric reflux. When the above symptoms appear, you must go to the nearby regular hospital for a comprehensive examination in time. Through blood routine, gastroscopy and other related examinations, you can clarify the cause of the disease and treat the symptoms. Brush your teeth every morning and evening, and rinse your mouth after meals to maintain oral hygiene.