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Vaccines prevent between 2.5 and 4 million deaths every year.
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More than 20 million Americans cite use of marijuana within the past 30 days, according to the National Survey on Drug Use and Health (NSDUH). More than 8 million admit to using it almost every day.
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The calories found in one piece of cherry cheesecake could light a 60-watt light bulb for 1.5 hours.
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In Eastern Europe and Russia, interferon is administered intranasally in varied doses for the common cold and influenza. It is claimed that this treatment can lower the risk of infection by as much as 60–70%.
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The familiar sounds of your heart are made by the heart's valves as they open and close.