Coughing patients, if not combined with diabetes, you can eat some watermelon to replenish water, but also conducive to the coughing out of phlegm. But coughing patients had better eat some pear, boil some ginger pear water or boil some Chuanbei pear water to drink, pear is used to moisturize the lungs. Cough combined or combined with the old chronic bronchitis patients, it is recommended that you can eat some moisturizing fruits, just mentioned pears and loquats, which can be conducive to phlegm coughing out, but also conducive to the lungs to resolve phlegm. If you do not have diabetes, you can also eat more other fruits, such as apples, kiwi, and more vitamin C, which can reduce the occurrence of the disease.