The claim that steaming bananas for cough is not true as it lacks scientific basis. There are no studies that show that steaming bananas have the ability to cure coughs. However, bananas contain carbohydrates, vitamins, minerals and other nutrients that can provide energy and nutrients to the coughing person, which helps maintain his normal physiological functions and is conducive to physical recovery. Cough can be seen in a variety of causes, including respiratory diseases, digestive diseases, cardiovascular system diseases, etc., and steamed bananas do not have the effect of treating these diseases in edible doses. It is recommended that people with coughs should go to a regular hospital in time, to clarify the cause of the disease, under the guidance of the doctor for standardized treatment, do not blindly believe in the prescription, so as not to delay the disease to bring adverse effects on the body.