Elderly people with fever physical cooling methods are mainly, lower body surface temperature, lower environmental temperature, drink more water. Reduce the body surface temperature, mainly in the subcutaneous veins of the shallow parts of the body, through the ice bag cooling, such as armpits, groin, neck, elbow and other parts, pay attention to the ice bag can not be directly in contact with the skin, to prevent frostbite, you can use a towel wrapped in an ice bag. Lowering the ambient temperature can also promote heat convection and help lower the body temperature, but the peripheral temperature should not be too low, because the fever itself will cause the body to chill, and the ambient temperature is too low will aggravate the discomfort. Drinking more water can also help lower the temperature, by drinking more water more urination, more sweating, the process of discharging body fluids can also take away a lot of heat. Elderly people are weaker, and fever is often caused by infectious diseases, so if the body temperature exceeds 38 degrees or accompanied by obvious chills, it is recommended to consult a doctor as soon as possible, applying medication to reduce fever, and anti-infective treatment for the primary disease.