The human body produces and destroys 15 million blood cells every second.
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Illicit drug use costs the United States approximately $181 billion every year.
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The ratio of hydrogen atoms to oxygen in water (H2O) is 2:1.
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The FDA recognizes 118 routes of administration.
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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.
Red-Green Color Blindness Is a Sex-Linked Trait in Humans
Color-enhanced X-ray of the colon taken during a barium enema.