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Did you know?
Giardia is one of the most common intestinal parasites worldwide, and infects up to 20% of the world population, mostly in poorer countries with inadequate sanitation. Infections are most common in children, though chronic Giardia is more common in adults.
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Cytomegalovirus affects nearly the same amount of newborns every year as Down syndrome.
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This year, an estimated 1.4 million Americans will have a new or recurrent heart attack.
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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 average human gut is home to perhaps 500 to 1,000 different species of bacteria.