Patients with bronchitis can eat hawthorn in moderation, but hawthorn is sour and can easily irritate the throat, so don’t eat too much to avoid aggravating the cough. When you have bronchitis, you should pay attention to your diet and eat foods that are digestible and nutritious, such as lean vegetable porridge, tomato and egg noodles, vegetable noodles, egg custard, etc. Do not eat spicy and stimulating, greasy and cold foods, such as spicy hot pot, spicy pot, fried chicken, fatty meat, etc. And do not overeat. When bronchitis occurs, do not eat too sweet and too salty food, both easy to produce phlegm, you can eat some vegetables and fruits rich in vitamin C in moderation, such as bananas, apples, oranges, vegetables such as spinach, chard, cabbage, celery, etc. When bronchitis occurs, pay attention to rest and drink more water. Elderly people can drink water in small amounts several times, not too much water at once, so as not to cause heart failure.