1, exercise, enhance physical fitness. Usually life should be regular, work and rest, more outdoor activities, breathing fresh air. 2, prevention of upper respiratory tract infections, to prevent acute attacks of chronic pharyngitis. Should pay attention to the cold and warm weather changes, in the flu-prone season, as little as possible to go to public places to avoid mutual infection. 3, pay attention to oral and nasal hygiene. The pharynx is located below the mouth and nose, directly connected to the mouth and nose, the mouth, nasal cavity, sinus chronic infections are often caused by viruses, bacteria, pus and other waves of pharyngeal mucosa and pharyngitis, therefore, usually pay attention to keep the mouth clean, timely treatment of periodontal disease. 4, pay attention to dietary hygiene, to ensure that the body’s nutritional balance. Eat less overheated, cold and spicy stimulating food, and keep the bowel movement smooth.