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Bacteria have flourished on the earth for over three billion years. They were the first life forms on the planet.
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Each year in the United States, there are approximately six million pregnancies. This means that at any one time, about 4% of women in the United States are pregnant.
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Approximately 500,000 babies are born each year in the United States to teenage mothers.
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The newest statin drug, rosuvastatin, has been called a superstatin because it appears to reduce LDL cholesterol to a greater degree than the other approved statin drugs.
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There are more nerve cells in one human brain than there are stars in the Milky Way.