When you have a cold, you should pay attention to a light diet, do not eat spicy and other stimulating foods, and eat foods containing high-quality proteins and vitamins. 1. light diet: during cold and flu will appear respiratory symptoms, can be accompanied by pharyngeal symptoms, such as sore throat, try to light diet, avoid eating spicy and other stimulating food, otherwise it will cause irritation to the throat, resulting in the worsening of sore throat symptoms. 2. high quality protein diet: during the cold resistance is relatively low, prone to serious infections, dietary appropriate increase in quality protein diet, such as appropriate small amount of lean meat, fish, etc., avoid eating high-fat foods, can increase the body’s ability to resist disease, to avoid further aggravation of the condition. 3. Supplementary vitamins: during the cold also pay attention to eat more food rich in fiber and vitamins, vitamins can promote the repair of the respiratory mucosa, conducive to the healing of the cold. During the cold, we should pay attention to adjust the diet, and if the symptoms are obvious, we should go to the hospital in time, and give treatment under the guidance of the doctor.