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Drying your hands with a paper towel will reduce the bacterial count on your hands by 45–60%.
Blood is approximately twice as thick as water because of the cells and other components found in it.
By definition, when a medication is administered intravenously, its bioavailability is 100%.
To maintain good kidney function, you should drink at least 3 quarts of water daily. Water dilutes urine and helps prevent concentrations of salts and minerals that can lead to kidney stone formation. Chronic dehydration is a major contributor to the development of kidney stones.
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.