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The U.S. Preventive Services Task Force recommends that all women age 65 years of age or older should be screened with bone densitometry.
There can actually be a 25-hour time difference between certain locations in the world. The International Date Line passes between the islands of Samoa and American Samoa. It is not a straight line, but "zig-zags" around various island chains. Therefore, Samoa and nearby islands have one date, while American Samoa and nearby islands are one day behind. Daylight saving time is used in some islands, but not in others—further shifting the hours out of sync with natural time.
Eat fiber! A diet high in fiber can help lower cholesterol levels by as much as 10%.
Blood is approximately twice as thick as water because of the cells and other components found in it.
The human body produces and destroys 15 million blood cells every second.