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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.
On average, someone in the United States has a stroke about every 40 seconds. This is about 795,000 people per year.
On average, the stomach produces 2 L of hydrochloric acid per day.
More than 34,000 trademarked medication names and more than 10,000 generic medication names are in use in the United States.
The newest statin drug, rosuvastatin, has been called a superstatin because it appears to reduce LDL cholesterol to a greater degree than the other approved statin drugs.