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Did you know?
The average adult has about 21 square feet of skin.
Did you know?
Most childhood vaccines are 90–99% effective in preventing disease. Side effects are rarely serious.
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Russia has the highest death rate from cardiovascular disease followed by the Ukraine, Romania, Hungary, and Poland.
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The average office desk has 400 times more bacteria on it than a toilet.
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Bacteria have been found alive in a lake buried one half mile under ice in Antarctica.