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Asthma cases in Americans are about 75% higher today than they were in 1980.
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Eating food that has been cooked with poppy seeds may cause you to fail a drug screening test, because the seeds contain enough opiate alkaloids to register as a positive.
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In 1835 it was discovered that a disease of silkworms known as muscardine could be transferred from one silkworm to another, and was caused by a fungus.
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The average office desk has 400 times more bacteria on it than a toilet.
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The average human gut is home to perhaps 500 to 1,000 different species of bacteria.