Foods beneficial to the throat include apples, pears, oranges, bananas, carrots, tomatoes, cucumbers, Chinese cabbage, Chinese cabbage, rape, celery, spinach, honey, tofu, soybean milk, eggs and so on. These light foods are good for moistening throat, clearing throat and opening throat, and contain various vitamins and inorganic salts, which are good for maintaining health. Eat less cold and overheated food: food overheating can easily cause congestion of throat mucosa, affecting pronunciation and hum. Too cold food will cause abnormal contraction and vasospasm of laryngeal muscles, hinder venous blood return, cause mucosal damage, and affect the normal function of laryngeal muscles and vocal cords. Don't drink too much, and don't eat too spicy food, because alcohol and garlic, pepper, pepper and other foods have the greatest stimulation to the oral cavity, throat and esophageal mucosa, which is easy to make these parts congested and swollen, and make the sound out of balance.