Eating too much melon may cause coughing because melon is a food of fire and eating too much of it may cause some irritation to the throat and trachea, thus causing coughing and coughing up phlegm. You should eat light, better digested food for coughing, such as more fresh vegetables and fruits, like cabbage, cucumber, tomatoes, oranges, oranges and grapefruit, which are rich in vitamin C and can enhance the body’s immunity and promote healing of the disease. If you have a cough, you must find out the cause of the cough and take different treatments according to the different causes. With a cough, you should also pay attention to getting more rest and drinking more warm water.