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Human neurons are so small that they require a microscope in order to be seen. However, some neurons can be up to 3 feet long, such as those that extend from the spinal cord to the toes.
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Your heart beats over 36 million times a year.
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The term pharmacology is derived from the Greek words pharmakon("claim, medicine, poison, or remedy") and logos ("study").
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People with high total cholesterol have about two times the risk for heart disease as people with ideal levels.
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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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