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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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People with high total cholesterol have about two times the risk for heart disease as people with ideal levels.
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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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As many as 20% of Americans have been infected by the fungus known as Histoplasmosis. While most people are asymptomatic or only have slight symptoms, infection can progress to a rapid and potentially fatal superinfection.
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In the United States, there is a birth every 8 seconds, according to the U.S. Census Bureau's Population Clock.