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Author Question: What percentage of the U.S. population is deficient in vitamin D? a. 5 b. 10 c. 20 d. 30 e. ... (Read 9 times) |
Approximately 25% of all reported medication errors result from some kind of name confusion.
In the United States, an estimated 50 million unnecessary antibiotics are prescribed for viral respiratory infections.
The U.S. Preventive Services Task Force recommends that all women age 65 years of age or older should be screened with bone densitometry.
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.
A cataract is a clouding of the eyes' natural lens. As we age, some clouding of the lens may occur. The first sign of a cataract is usually blurry vision. Although glasses and other visual aids may at first help a person with cataracts, surgery may become inevitable. Cataract surgery is very successful in restoring vision, and it is the most frequently performed surgery in the United States.