Maintaining a stable body temperature is essential for survival. Animals, including humans, use both autonomic processes -- such as shivering or activating brown fat -- and behaviors -- such as ...

There is only so much heat—or cold—that the human body can take. This can be a problem in extreme environments, from subzero polar temperatures to the ruthless heat of the Sahara, and it doesn’t stop ...

This lesson plan teaches students how the human body self-regulates to maintain a stable internal environment despite changes in the external environment -- a process called homeostasis. Most of the ...

ATLANTA — As summer temperatures rise, it's important to understand how your body works to keep you cool. Your body has a built-in air conditioning unit: sweat. The normal body temperature is 98.6 ...

Hot flashes can persist after menopause because low estrogen affects how the brain regulates body temperature. Doctors may recommend hormone therapy or other nonhormonal treatments. A hot flash is a ...