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About 3% of all pregnant women will give birth to twins, which is an increase in rate of nearly 60% since the early 1980s.
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The heart is located in the center of the chest, with part of it tipped slightly so that it taps against the left side of the chest.
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One way to reduce acid reflux is to lose two or three pounds. Most people lose weight in the belly area first when they increase exercise, meaning that heartburn can be reduced quickly by this method.
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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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The FDA recognizes 118 routes of administration.