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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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Malaria mortality rates are falling. Increased malaria prevention and control measures have greatly improved these rates. Since 2000, malaria mortality rates have fallen globally by 60% among all age groups, and by 65% among children under age 5.

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In inpatient settings, adverse drug events account for an estimated one in three of all hospital adverse events. They affect approximately 2 million hospital stays every year, and prolong hospital stays by between one and five days.

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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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After a vasectomy, it takes about 12 ejaculations to clear out sperm that were already beyond the blocked area.

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