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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.
Did you know?
The modern decimal position system was the invention of the Hindus (around 800 AD), involving the placing of numerals to indicate their value (units, tens, hundreds, and so on).
Did you know?
The first oral chemotherapy drug for colon cancer was approved by FDA in 2001.
Did you know?
The calories found in one piece of cherry cheesecake could light a 60-watt light bulb for 1.5 hours.
Did you know?
Most childhood vaccines are 90–99% effective in preventing disease. Side effects are rarely serious.