After examining
the remains of 52 teeth from an ancient population of hunter-gatherers, human
origins researcher, Louise Humphrey, and her colleagues found cavities in over
half of the teeth they studied. Because the diets of hunter-gatherers were not
high in carbohydrate-rich foods, Humphrey believes the decay is most likely due
to the large quantities of acorns, pine nuts and land snails they consumed.
These starchy nuts and gritty snails could have increased bacterial growth in
their mouths. For the full article click here.
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