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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.
Pubic lice (crabs) are usually spread through sexual contact. You cannot catch them by using a public toilet.
More than 34,000 trademarked medication names and more than 10,000 generic medication names are in use in the United States.
Your heart beats over 36 million times a year.
Vaccines prevent between 2.5 and 4 million deaths every year.
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