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There are more sensory neurons in the tongue than in any other part of the body.
Cytomegalovirus affects nearly the same amount of newborns every year as Down syndrome.
Blood is approximately twice as thick as water because of the cells and other components found in it.
About 600,000 particles of skin are shed every hour by each human. If you live to age 70 years, you have shed 105 pounds of dead skin.
The U.S. Preventive Services Task Force recommends that all women age 65 years of age or older should be screened with bone densitometry.
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