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More than 34,000 trademarked medication names and more than 10,000 generic medication names are in use in the United States.

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The ratio of hydrogen atoms to oxygen in water (H2O) is 2:1.

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On average, the stomach produces 2 L of hydrochloric acid per day.

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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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About 3.2 billion people, nearly half the world population, are at risk for malaria. In 2015, there are about 214 million malaria cases and an estimated 438,000 malaria deaths.

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