|
|
An identified risk factor for osteoporosis is the intake of excessive amounts of vitamin A. Dietary intake of approximately double the recommended daily amount of vitamin A, by women, has been shown to reduce bone mineral density and increase the chances for hip fractures compared with women who consumed the recommended daily amount (or less) of vitamin A.
Human stomach acid is strong enough to dissolve small pieces of metal such as razor blades or staples.
According to the CDC, approximately 31.7% of the U.S. population has high low-density lipoprotein (LDL) or "bad cholesterol" levels.
In the United States, there is a birth every 8 seconds, according to the U.S. Census Bureau's Population Clock.
Human kidneys will clean about 1 million gallons of blood in an average lifetime.