Enlarge / A young Hadza bushman making an arrow for a hunting bow. chuvipro via Getty Images
What did people eat for dinner tens of thousands of years ago? Many advocates of the so-called Paleo diet will tell you that our ancestors’ plates were heavy on meat and low on carbohydrates—and that, as a result, we have evolved to thrive on this type of nutritional regimen.
The diet is named after the Paleolithic era, a period dating from about 2.5 million to 10,000 years ago when early humans were hunting and gathering, rather than farming. Herman Pontzer, an evolutionary anthropologist
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