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The horizontal fraction bar was introduced by the Arabs.
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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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For about 100 years, scientists thought that peptic ulcers were caused by stress, spicy food, and alcohol. Later, researchers added stomach acid to the list of causes and began treating ulcers with antacids. Now it is known that peptic ulcers are predominantly caused by Helicobacter pylori, a spiral-shaped bacterium that normally exist in the stomach.
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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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A seasonal flu vaccine is the best way to reduce the chances you will get seasonal influenza and spread it to others.