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The ratio of hydrogen atoms to oxygen in water (H2O) is 2:1.
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Illicit drug use costs the United States approximately $181 billion every year.
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It is difficult to obtain enough calcium without consuming milk or other dairy foods.
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More than 20 million Americans cite use of marijuana within the past 30 days, according to the National Survey on Drug Use and Health (NSDUH). More than 8 million admit to using it almost every day.
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Approximately 15–25% of recognized pregnancies end in miscarriage. However, many miscarriages often occur before a woman even knows she is pregnant.