You can eat grapes for coughing. Grapes contain a lot of water and potassium, which can replenish the water and potassium lost by coughing. When you have a cough, you should eat a light diet, eat more vegetables and fruits, and drink more water, which is good for the absorption of phlegm and can promote the discharge of phlegm. You can take fresh fruits and take the juice with hot water, which can replenish water and vitamins and can relieve the symptoms of cough. Usually you can eat apples, oranges, kiwis, watermelons, sorbets, etc. Apples, oranges and kiwis contain a lot of vitamin C, which is good for the relief of cold and fever cough symptoms. Snow pear has the effect of clearing heat and generating fluid to quench thirst, which is mainly suitable for symptoms such as fever, cough and coughing yellow phlegm caused by wind-heat cough. It can be taken with 5 grams of Chuan Bai Mu, 1 snow pear, 10 grams of lily and 10 grams of peel, decocted in water as a tea drink, which has the effect of clearing heat and moistening the lung. For coughs caused by summer heat, you can eat watermelon, which has the effect of clearing heat and relieving summer heat, relieving irritation and thirst, and facilitating urination.