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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.

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A strange skin disease referred to as Morgellons has occurred in the southern United States and in California. Symptoms include slowly healing sores, joint pain, persistent fatigue, and a sensation of things crawling through the skin. Another symptom is strange-looking, threadlike extrusions coming out of the skin.

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The average office desk has 400 times more bacteria on it than a toilet.

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Blood in the urine can be a sign of a kidney stone, glomerulonephritis, or other kidney problems.

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In the United States, an estimated 50 million unnecessary antibiotics are prescribed for viral respiratory infections.

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