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Did you know?
It is believed that the Incas used anesthesia. Evidence supports the theory that shamans chewed cocoa leaves and drilled holes into the heads of patients (letting evil spirits escape), spitting into the wounds they made. The mixture of cocaine, saliva, and resin numbed the site enough to allow hours of drilling.
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The first documented use of surgical anesthesia in the United States was in Connecticut in 1844.
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There are more sensory neurons in the tongue than in any other part of the body.
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The calories found in one piece of cherry cheesecake could light a 60-watt light bulb for 1.5 hours.
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Fungal nail infections account for up to 30% of all skin infections. They affect 5% of the general population—mostly people over the age of 70.