There are more nerve cells in one human brain than there are stars in the Milky Way.
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The first documented use of surgical anesthesia in the United States was in Connecticut in 1844.
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Pubic lice (crabs) are usually spread through sexual contact. You cannot catch them by using a public toilet.
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Patients should never assume they are being given the appropriate drugs. They should make sure they know which drugs are being prescribed, and always double-check that the drugs received match the prescription.
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Multiple experimental evidences have confirmed that at the molecular level, cancer is caused by lesions in cellular DNA.
