Sperm cells are so tiny that 400 to 500 million (400,000,000–500,000,000) of them fit onto 1 tsp.
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Amphetamine poisoning can cause intravascular coagulation, circulatory collapse, rhabdomyolysis, ischemic colitis, acute psychosis, hyperthermia, respiratory distress syndrome, and pericarditis.
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Pregnant women usually experience a heightened sense of smell beginning late in the first trimester. Some experts call this the body's way of protecting a pregnant woman from foods that are unsafe for the fetus.
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Women are 50% to 75% more likely than men to experience an adverse drug reaction.
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Vaccines prevent between 2.5 and 4 million deaths every year.
A pair of pygmy hippos at the Mount Kenya Wildlife Conservancy
Pair of pygmy hippos beg for sugar cane at the Mount Kenya Wildlife Conservancy
Earthquakes Don’t Kill People—Collapsing Buildings Do