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Did you know?
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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HIV testing reach is still limited. An estimated 40% of people with HIV (more than 14 million) remain undiagnosed and do not know their infection status.
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There are more sensory neurons in the tongue than in any other part of the body.
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Illicit drug use costs the United States approximately $181 billion every year.
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On average, the stomach produces 2 L of hydrochloric acid per day.