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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 kidneys will clean about 1 million gallons of blood in an average lifetime.
People with high total cholesterol have about two times the risk for heart disease as people with ideal levels.
Drying your hands with a paper towel will reduce the bacterial count on your hands by 45–60%.
There are actually 60 minerals, 16 vitamins, 12 essential amino acids, and three essential fatty acids that your body needs every day.
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