Whole body chills can be changed by doing the following activities when fever is ruled out First, diligent exercise and shaking hands. It is recommended to get up in the morning to do exercise, walking is the best method of choice. Walk fast, slower than running speed, stride forward, shake hands by the way, walk 30min, promote the operation of blood and Qi, the whole body will be warm. Because early in the morning let the body blood circulation and metabolism accelerated, so the whole day will be energetic, not easy to get cold. The first thing you need to do is to take 210-250 units of vitamin E. Vitamin E can expand the peripheral blood vessels, for the peripheral blood circulation is very helpful, but the effect of vitamin E is slow, need to last three months to be effective, and must take 210-250 units a day to be sufficient. Eat more foods containing niacin. Niacin is very helpful for stabilizing the nervous system and circulatory system, and can improve nervousness, tension diarrhea, dermatitis, and even expand peripheral blood vessels to improve cold hands and feet.