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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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In the United States, there is a birth every 8 seconds, according to the U.S. Census Bureau's Population Clock.
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Bacteria have flourished on the earth for over three billion years. They were the first life forms on the planet.
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Alzheimer's disease affects only about 10% of people older than 65 years of age. Most forms of decreased mental function and dementia are caused by disuse (letting the mind get lazy).
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A seasonal flu vaccine is the best way to reduce the chances you will get seasonal influenza and spread it to others.