Why do I get the chills and shiver uncontrollably when I have a high fever?
1. Introduction Uncontrollable shivering and chills during a high fever occur because immune system chemicals called pyrogens force the brain’s thermostat to a higher set-point. Although the body temperature is elevated or normal, the brain perceives the body as being too cold relative to this new, higher target temperature. Consequently, the central nervous system commands … Read more