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The human body produces and destroys 15 million blood cells every second.
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In 1864, the first barbiturate (barbituric acid) was synthesized.
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People with high total cholesterol have about two times the risk for heart disease as people with ideal levels.
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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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Every 10 seconds, a person in the United States goes to the emergency room complaining of head pain. About 1.2 million visits are for acute migraine attacks.