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Since 1988, the CDC has reported a 99% reduction in bacterial meningitis caused by Haemophilus influenzae, due to the introduction of the vaccine against it.
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Bacteria have been found alive in a lake buried one half mile under ice in Antarctica.
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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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The average adult has about 21 square feet of skin.
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Long-term mental and physical effects from substance abuse include: paranoia, psychosis, immune deficiencies, and organ damage.