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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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Bacteria have been found alive in a lake buried one half mile under ice in Antarctica.
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Most fungi that pathogenically affect humans live in soil. If a person is not healthy, has an open wound, or is immunocompromised, a fungal infection can be very aggressive.
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Approximately 25% of all reported medication errors result from some kind of name confusion.
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On average, the stomach produces 2 L of hydrochloric acid per day.