You can eat bananas when you have a cold and fever, but it should be in moderation. Bananas mainly contain carbohydrates, dietary fiber, carotene, potassium and other nutrients, eating bananas can replenish the body’s required nutrients to maintain normal physiological activities, which is conducive to the recovery of patients with cold and fever. However, you should avoid eating too many bananas at one time, otherwise it will aggravate the burden on the stomach and intestines, or even bloating and diarrhea, which is not conducive to the recovery of the body. Patients with cold and fever, the diet should be light, easy to digest food, such as porridge, noodles, fresh vegetables and fruits, and increase the amount of water, while avoiding large fish and meat, avoid spicy, stimulating, cold food. Patients with cold and fever should consult a doctor for timely treatment under the guidance of the doctor to relieve the symptoms, and at the same time, they should have a reasonable diet and strengthen rest.