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Approximately 500,000 babies are born each year in the United States to teenage mothers.
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The lipid bilayer is made of phospholipids. They are arranged in a double layer because one of their ends is attracted to water while the other is repelled by water.
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Asthma cases in Americans are about 75% higher today than they were in 1980.
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The calories found in one piece of cherry cheesecake could light a 60-watt light bulb for 1.5 hours.
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Every 10 seconds, a person in the United States goes to the emergency room complaining of head pain. About 1.2 million visits are for acute migraine attacks.