Fever and cold often affects the appetite, the diet should be light, you can eat more fruits in moderation, but also on the basis of diagnosis and treatment, take the relevant drugs. The human body feels the external evil and develops the disease, for patients with colds and fever, their own positive qi will go to resist the external evil, the positive and the evil fight on the surface of the body, so the human body will have a fever. Stomach qi will also be mobilized to fight with the evil, so at this time the digestive function is in a relatively low state, so the diet must be light, otherwise it will be easy to stomach bloating, indigestion, constipation and other symptoms of discomfort. You can eat some millet porridge, round-grained rice porridge, etc., to care for the stomach gas. You can also cook some light noodles by yourself, which will help digestion and will not increase the burden on the stomach and intestines. You can also eat more food rich in vitamin C, such as oranges, apples, etc. Vitamin C is also a good auxiliary treatment for cold and fever. You can choose to take San’ao Tang, Sang Ju Drink, Sang Xing Tang, Xin Jia Xiang Elsholtzia Drink, Jia Mei Weiwei Tang and other medicines through the Four Diagnostic Harmonization. To summarize, patients with fever and cold should ensure that the diet is light, appropriate intake of some fruits, and choose reasonable medication will help the recovery of the disease.