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Cyanide works by making the human body unable to use oxygen.
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The word drug comes from the Dutch word droog (meaning "dry"). For centuries, most drugs came from dried plants, hence the name.
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Medication errors are three times higher among children and infants than with adults.
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In the United States, an estimated 50 million unnecessary antibiotics are prescribed for viral respiratory infections.
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To prove that stomach ulcers were caused by bacteria and not by stress, a researcher consumed an entire laboratory beaker full of bacterial culture. After this, he did indeed develop stomach ulcers, and won the Nobel Prize for his discovery.