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Medication errors are more common among seriously ill patients than with those with minor conditions.
According to the Migraine Research Foundation, migraines are the third most prevalent illness in the world. Women are most affected (18%), followed by children of both sexes (10%), and men (6%).
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.
The first oncogene was discovered in 1970 and was termed SRC (pronounced "SARK").
Bacteria have been found alive in a lake buried one half mile under ice in Antarctica.