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Increased intake of vitamin D has been shown to reduce fractures up to 25% in older people.
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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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Recent studies have shown that the number of medication errors increases in relation to the number of orders that are verified per pharmacist, per work shift.
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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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Approximately 70% of expectant mothers report experiencing some symptoms of morning sickness during the first trimester of pregnancy.