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The term bacteria was devised in the 19th century by German biologist Ferdinand Cohn. He based it on the Greek word "bakterion" meaning a small rod or staff. Cohn is considered to be the father of modern bacteriology.
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It is difficult to obtain enough calcium without consuming milk or other dairy foods.
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Asthma occurs in one in 11 children and in one in 12 adults. African Americans and Latinos have a higher risk for developing asthma than other groups.
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There are approximately 3 million unintended pregnancies in the United States each year.
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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.