stackyFACTSWhen you push your legs too hard during a long trek, they start to burn because of lactic acid. Your cells literally cannot absorb oxygen fast enough to fuel movement, so they panic and switch to an emergency energy system that floods your tissue with acidic waste.
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Locking our feet in padded shoes makes them terribly weak and soft. Ditching footwear forces the skin to develop a thick, highly sensory callus pad that…
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Your body literally re-engineers its circulatory system when you start moving. Blood is aggressively diverted from your internal organs straight into your leg…
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Despite thinking of ourselves as highly advanced beings, the average person strolls at a pitiful three miles per hour. Almost any motivated land mammal on…
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While walking ten miles and running ten miles might seem equivalent, the forceful impact of launching your body off the ground repeatedly demands far more…
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Nodding off before the plane leaves the ground seems peaceful until your eardrums pop like cheap bubble wrap. Because rapid altitude changes severely alter…
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Ernest Hemingway really loved booze, writing, and genetically mutated felines. His historic Florida estate is still overrun by dozens of polydactyl cats,…
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