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By definition, when a medication is administered intravenously, its bioavailability is 100%.
In the ancient and medieval periods, dysentery killed about ? of all babies before they reach 12 months of age. The disease was transferred through contaminated drinking water, because there was no way to adequately dispose of sewage, which contaminated the water.
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.
Cytomegalovirus affects nearly the same amount of newborns every year as Down syndrome.
If all the neurons in the human body were lined up, they would stretch more than 600 miles.