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Egg cells are about the size of a grain of sand. They are formed inside of a female's ovaries before she is even born.
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The average office desk has 400 times more bacteria on it than a toilet.
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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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Allergies play a major part in the health of children. The most prevalent childhood allergies are milk, egg, soy, wheat, peanuts, tree nuts, and seafood.
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Serum cholesterol testing in adults is recommended every 1 to 5 years. People with diabetes and a family history of high cholesterol should be tested even more frequently.