When a baby has a fever, if the hands and feet are hotter, it is much better than if the hands and feet appear cold, if there are cold hands and feet, it means that the fever temperature is often higher and the body temperature will continue to rise. 1. If the fever temperature is higher, the capillaries on the surface of the skin will produce a contraction phenomenon to reduce heat dissipation, instead, the phenomenon of rising body temperature will be more serious, so there will be The phenomenon of cold hands and feet. Once the cold hands and feet, be sure to use warm water to soak the hands and feet to warm up, but is conducive to heat dissipation, for reducing body temperature is also a certain benefit. 2, if the fever is really high, more than 38.5 ℃, you need to take oral ibuprofen suspension or acetaminophen suspension to the baby to reduce fever treatment, the temperature as long as down, the phenomenon of cold hands and feet can be relieved. 3, you can also use a warm towel to the child’s forehead, neck, palms, feet rub test, for reducing the body temperature is good.