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The B-complex vitamins and vitamin C are not stored in the body and must be replaced each day.
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The first documented use of surgical anesthesia in the United States was in Connecticut in 1844.
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Drying your hands with a paper towel will reduce the bacterial count on your hands by 45–60%.
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Only 12 hours after an egg cell is fertilized by a sperm cell, the egg cell starts to divide. As it continues to divide, it moves along the fallopian tube toward the uterus at about 1 inch per day.
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The familiar sounds of your heart are made by the heart's valves as they open and close.