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Did you know?
On average, someone in the United States has a stroke about every 40 seconds. This is about 795,000 people per year.
Did you know?
There are more nerve cells in one human brain than there are stars in the Milky Way.
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Everyone has one nostril that is larger than the other.
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When blood is exposed to air, it clots. Heparin allows the blood to come in direct contact with air without clotting.
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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.