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 ...

The ability to sense heat protects the body from burns and injury. But how the body actually feels temperature has remained ...

Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. If you step out of a cool building into a hot and sunny day, you ...

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 ...

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 ...

Researchers are using mathematical models to better understand the effects of disruptions like daylight savings time, working night shifts, jet lag or even late-night phone scrolling on the body's ...