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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.

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Side effects from substance abuse include nausea, dehydration, reduced productivitiy, and dependence. Though these effects usually worsen over time, the constant need for the substance often overcomes rational thinking.

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In 2012, nearly 24 milliion Americans, aged 12 and older, had abused an illicit drug, according to the National Institute on Drug Abuse (NIDA).

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The average office desk has 400 times more bacteria on it than a toilet.

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To maintain good kidney function, you should drink at least 3 quarts of water daily. Water dilutes urine and helps prevent concentrations of salts and minerals that can lead to kidney stone formation. Chronic dehydration is a major contributor to the development of kidney stones.

This 11-month old girl demonstrates one of the abilites of a child of this age group - creating a to This 11-month old girl demonstrates one of the abilites of a child of this age group - creating a to
The Laocoön Group, Roman copy, perhaps after Agesander, Athenodorus, and Polydorus of Rhodes. The Laocoön Group, Roman copy, perhaps after Agesander, Athenodorus, and Polydorus of Rhodes.
The social movement that centers on the environment has become global. In all nations, people are ... The social movement that centers on the environment has become global. In all nations, people are ...
Group that may block N-terminus and C-terminus Group that may block N-terminus and C-terminus
King and ash sing grade 1 reading King and ash sing grade 1 reading
I can be bubby by grade 1 homework I can be bubby by grade 1 homework
Video: Ionic bonds - role of ions in the body

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