27
By Mr Ghaz on November 14th, 2009
A Little Touch of Fever May be Good for You
When bacteria or viruses invade the bloodstream, white blood cells rally to the defense. They release a substance called endogenous pyrogen into the bloodstream; it immediately adjusts the thermostat in the hypothalamus so that the body temperature rises. The higher temperature in turn stimulates the production of move white blood cells, which try to identify and destroy the cause of the illness.
