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Did you know?
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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There are approximately 3 million unintended pregnancies in the United States each year.
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More than 150,000 Americans killed by cardiovascular disease are younger than the age of 65 years.
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There are more nerve cells in one human brain than there are stars in the Milky Way.
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Most childhood vaccines are 90–99% effective in preventing disease. Side effects are rarely serious.