Drinking more water and urinating more often when you have a cold is good for your body’s recovery. When a cold is accompanied by fever, it causes the body to lose water, therefore, drinking water appropriately can replenish the fluids in the body. On the other hand, when you have a cold, in order to facilitate the body’s better recovery, to promote the dilution of phlegm, in this case, appropriate water, with coughing is conducive to the discharge of phlegm. At the same time, appropriate drinking water can promote better excretion of metabolites in the body, so it is conducive to the overall recovery of the cold.