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Excessive alcohol use costs the country approximately $235 billion every year.
About 3% of all pregnant women will give birth to twins, which is an increase in rate of nearly 60% since the early 1980s.
This year, an estimated 1.4 million Americans will have a new or recurrent heart attack.
Approximately 500,000 babies are born each year in the United States to teenage mothers.
The familiar sounds of your heart are made by the heart's valves as they open and close.
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