Pneumonia, if recurrent fever occurs, is considered to be the cause of not having the infection fully controlled. You can eat some light food, and spicy and stimulating food is not recommended. The diet can be properly adjusted to rice porridge, noodle soup and noodles in soup, and fruits that are easy to digest, such as apples and bananas, but it should be noted that diabetic patients should not eat foods containing a lot of starch and foods with high sugar content. In case of recurrent fever in pneumonia, in addition to adjusting food, you also need to apply medication and adjust medication in a timely manner. If the temperature is higher than 38.5°C, additional antipyretic drugs should be used to control the fever, and antiviral or antibiotics should be used to control the symptoms according to the relevant results.