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Did you know?
The term bacteria was devised in the 19th century by German biologist Ferdinand Cohn. He based it on the Greek word "bakterion" meaning a small rod or staff. Cohn is considered to be the father of modern bacteriology.
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On average, someone in the United States has a stroke about every 40 seconds. This is about 795,000 people per year.
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It is widely believed that giving a daily oral dose of aspirin to heart attack patients improves their chances of survival because the aspirin blocks the formation of new blood clots.
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Aspirin is the most widely used drug in the world. It has even been recognized as such by the Guinness Book of World Records.
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Most childhood vaccines are 90–99% effective in preventing disease. Side effects are rarely serious.