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As temperatures around the world rise because of climate change, the human body is increasingly confronting a little-understood and increasing hazard: excessive heat. From enduring heatwaves to ...

For 150 years, 98.6 degrees Fahrenheit was thought to be the average body temperature for a healthy human being. But that number is wrong. “Doctors are no different from anybody else,” says Julie ...

That thermometer reading you barely glance at during a doctor’s visit? It might be hiding critical information about your health that goes far beyond checking for a fever. While we’ve long treated ...

With climate change causing temperatures to rise across the globe, extreme heat is becoming more common — and thus a bigger health threat. The human body is resilient, but it can only handle so much.