Thermoregulation is the process by which the body maintains a
steady temperature. The body can detect temperature changes from sensitive
nerve endings in the brain and near the surface of the skin called
The body tries to heat or cool itself based on readings of the
When the body is not able to lower a high temperature effectively,
a heat-related illness occurs. Cold-related injuries, such as frostbite, occur
when body temperature falls too low.
William H. Blahd, Jr., MD, FACEP - Emergency Medicine & H. Michael O'Connor, MD - Emergency Medicine