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The horizontal fraction bar was introduced by the Arabs.
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Drugs are in development that may cure asthma and hay fever once and for all. They target leukotrienes, which are known to cause tightening of the air passages in the lungs and increase mucus productions in nasal passages.
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Patients who have undergone chemotherapy for the treatment of cancer often complain of a lack of mental focus; memory loss; and a general diminution in abilities such as multitasking, attention span, and general mental agility.
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If all the neurons in the human body were lined up, they would stretch more than 600 miles.
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The average adult has about 21 square feet of skin.