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Did you know?
The familiar sounds of your heart are made by the heart's valves as they open and close.
Did you know?
Walt Disney helped combat malaria by making an animated film in 1943 called The Winged Scourge. This short film starred the seven dwarfs and taught children that mosquitos transmit malaria, which is a very bad disease. It advocated the killing of mosquitos to stop the disease.
Did you know?
The average human gut is home to perhaps 500 to 1,000 different species of bacteria.
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If you could remove all of your skin, it would weigh up to 5 pounds.
Did you know?
People about to have surgery must tell their health care providers about all supplements they take.