You body is performs miracles you're not even aware of. Beneath the surface of your conscious actions lie a network of powerful, involuntary reflexes. These quick responses are hardwired by evolution ...
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Humans have a strange reflex that no other primate has—and it might be a leftover from ancient fear
A car backfires, and your shoulders jump. A shadow moves, and your eyes fly open before your brain catches up. That dramatic flash of white sclera around widened eyes feels automatic because it is.
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