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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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The average office desk has 400 times more bacteria on it than a toilet.
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Earwax has antimicrobial properties that reduce the viability of bacteria and fungus in the human ear.
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Your heart beats over 36 million times a year.
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The training of an anesthesiologist typically requires four years of college, 4 years of medical school, 1 year of internship, and 3 years of residency.