A fever is a temporary increase in your body temperature, often due to an illness. Having a fever is a sign that something out of the ordinary is going on in your body. The underlying cause of the Fever should be evaluated first, before starting treatment. Drink plenty of fluids. Fever can cause fluid loss and dehydration, so drink water, juices or broth. Rest. You need rest to recover, and activity can raise your body temperature. Stay cool. Dress in light clothing, keep the room temperature cool and sleep with only a sheet or light blanket. Consult Physician for further evaluation...