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Most childhood vaccines are 90–99% effective in preventing disease. Side effects are rarely serious.
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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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Many of the drugs used by neuroscientists are derived from toxic plants and venomous animals (such as snakes, spiders, snails, and puffer fish).
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Colchicine is a highly poisonous alkaloid originally extracted from a type of saffron plant that is used mainly to treat gout.
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According to the National Institute of Environmental Health Sciences, lung disease is the third leading killer in the United States, responsible for one in seven deaths. It is the leading cause of death among infants under the age of one year.