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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.
Intradermal injections are somewhat difficult to correctly administer because the skin layers are so thin that it is easy to accidentally punch through to the deeper subcutaneous layer.
Medication errors are three times higher among children and infants than with adults.
In the United States, there is a birth every 8 seconds, according to the U.S. Census Bureau's Population Clock.
Cucumber slices relieve headaches by tightening blood vessels, reducing blood flow to the area, and relieving pressure.