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Did you know?
Most childhood vaccines are 90–99% effective in preventing disease. Side effects are rarely serious.
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Asthma cases in Americans are about 75% higher today than they were in 1980.
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Thyroid conditions may make getting pregnant impossible.
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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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About 60% of newborn infants in the United States are jaundiced; that is, they look yellow. Kernicterus is a form of brain damage caused by excessive jaundice. When babies begin to be affected by excessive jaundice and begin to have brain damage, they become excessively lethargic.