Bunions bothering you? How about lower back pain, or impacted wisdom teeth? As we humans evolved to walk on two legs, grow larger brains and shorter jaws, bear big babies and live longer, we’ve also experienced some negative consequences on our way to becoming the world’s most successful primate, at nearly 7 billion strong.
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Neanderthals, who went extinct about 30,000 years ago, were smart, tough and remarkably resilient. They created some of our earliest art in Spanish caves more than 40,000 years old.

They didn’t die off, we "mated" them out of existence. In the January 26-27th edition of the Wall Street Journal, Chip Walter writes: "In 2010 researchers found genetic proof that our forbears had, as one scientist put it, been ‘up to no good with Neanderthal women behind boulders on the tundra.’ Thus, if your ancestors hail anywhere from Europe to the islands of Southeast Asia, you likely have some Neanderthal blood."
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