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It is difficult to obtain enough calcium without consuming milk or other dairy foods.
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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 Romans did not use numerals to indicate fractions but instead used words to indicate parts of a whole.
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Alzheimer's disease affects only about 10% of people older than 65 years of age. Most forms of decreased mental function and dementia are caused by disuse (letting the mind get lazy).
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There are 20 feet of blood vessels in each square inch of human skin.