Patients can drink radish water during fever for the following reasons: 1. During fever, more water is needed, so drinking radish water can not only replenish water, but also play a role in physical cooling, and radish water has the effect of clearing heat and generating fluid, which can prevent patients from suffering from fluid depletion due to fever. 2. Radish water has the effect of clearing lung heat and relieving cough and phlegm, which can prevent patients from coughing and coughing due to fever. 3. Radish water has the effect of helping digestion, which can relieve patients from loss of appetite or indigestion due to fever. But not all fever patients can drink radish water, if the patient has diarrhea during the fever or usually weak spleen and stomach function, it is best not to drink radish water during the fever, so as not to aggravate diarrhea or induce diarrhea symptoms.