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Did you know?
There are 20 feet of blood vessels in each square inch of human skin.
Did you know?
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.
Did you know?
Blood is approximately twice as thick as water because of the cells and other components found in it.
Did you know?
There are more bacteria in your mouth than there are people in the world.
Did you know?
The heart is located in the center of the chest, with part of it tipped slightly so that it taps against the left side of the chest.