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There are 60,000 miles of blood vessels in every adult human.
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A recent study has found that following a diet rich in berries may slow down the aging process of the brain. This diet apparently helps to keep dopamine levels much higher than are seen in normal individuals who do not eat berries as a regular part of their diet as they enter their later years.
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The modern decimal position system was the invention of the Hindus (around 800 AD), involving the placing of numerals to indicate their value (units, tens, hundreds, and so on).
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Blood is approximately twice as thick as water because of the cells and other components found in it.
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People with high total cholesterol have about two times the risk for heart disease as people with ideal levels.