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Did you know?
There are more nerve cells in one human brain than there are stars in the Milky Way.
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Asthma cases in Americans are about 75% higher today than they were in 1980.
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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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There are actually 60 minerals, 16 vitamins, 12 essential amino acids, and three essential fatty acids that your body needs every day.
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The horizontal fraction bar was introduced by the Arabs.