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Did you know?
Allergies play a major part in the health of children. The most prevalent childhood allergies are milk, egg, soy, wheat, peanuts, tree nuts, and seafood.
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Blood is approximately twice as thick as water because of the cells and other components found in it.
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There are more nerve cells in one human brain than there are stars in the Milky Way.
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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?
In 1844, Charles Goodyear obtained the first patent for a rubber condom.