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Blood is approximately twice as thick as water because of the cells and other components found in it.
Cytomegalovirus affects nearly the same amount of newborns every year as Down syndrome.
Elderly adults are at greatest risk of stroke and myocardial infarction and have the most to gain from prophylaxis. Patients ages 60 to 80 years with blood pressures above 160/90 mm Hg should benefit from antihypertensive treatment.
The first documented use of surgical anesthesia in the United States was in Connecticut in 1844.
In 1885, the Lloyd Manufacturing Company of Albany, New York, promoted and sold "Cocaine Toothache Drops" at 15 cents per bottle! In 1914, the Harrison Narcotic Act brought the sale and distribution of this drug under federal control.