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People's bodies now run cooler than 'normal' – even in the Bolivian Amazon

  • Written by Michael Gurven, Professor of Anthropology, University of California Santa Barbara
imageTsimane children look out over the Maniqui River, in the Bolivian Amazon.Michael Gurven, CC BY-ND

Feeling under the weather? Chances are you or your doctor will grab a thermometer, take your temperature and hope for the familiar 98.6 degrees Fahrenheit (37 degrees Celsius) everyone recognizes as “normal.”

But what is normal and why does...

Read more: People's bodies now run cooler than 'normal' – even in the Bolivian Amazon

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