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Astigmatism is the most common vision problem. It may accompany nearsightedness or farsightedness. It is usually caused by an irregularly shaped cornea, but sometimes it is the result of an irregularly shaped lens. Either type can be corrected by eyeglasses, contact lenses, or refractive surgery.
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Women are 50% to 75% more likely than men to experience an adverse drug reaction.
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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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The first oncogene was discovered in 1970 and was termed SRC (pronounced "SARK").
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The immune system needs 9.5 hours of sleep in total darkness to recharge completely.