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Vaccines prevent between 2.5 and 4 million deaths every year.
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Eat fiber! A diet high in fiber can help lower cholesterol levels by as much as 10%.
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Human stomach acid is strong enough to dissolve small pieces of metal such as razor blades or staples.
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Fewer than 10% of babies are born on their exact due dates, 50% are born within 1 week of the due date, and 90% are born within 2 weeks of the date.
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Signs and symptoms of a drug overdose include losing consciousness, fever or sweating, breathing problems, abnormal pulse, and changes in skin color.