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Did you know?
Most childhood vaccines are 90–99% effective in preventing disease. Side effects are rarely serious.
Did you know?
Each year in the United States, there are approximately six million pregnancies. This means that at any one time, about 4% of women in the United States are pregnant.
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Medication errors are more common among seriously ill patients than with those with minor conditions.
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The longest a person has survived after a heart transplant is 24 years.
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The average human gut is home to perhaps 500 to 1,000 different species of bacteria.