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.
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Opium has influenced much of the world's most popular literature. The following authors were all opium users, of varying degrees: Lewis Carroll, Charles, Dickens, Arthur Conan Doyle, and Oscar Wilde.
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Eat fiber! A diet high in fiber can help lower cholesterol levels by as much as 10%.
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Oliver Wendell Holmes is credited with introducing the words "anesthesia" and "anesthetic" into the English language in 1846.
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The longest a person has survived after a heart transplant is 24 years.
"To begin the pull-back exercise, grasp wrists, then lean back and balance."