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Author Question: Hot air is: A) More dense than cold air. B) Equal in density with warm or cold air at the same ... (Read 42 times) |
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There are more bacteria in your mouth than there are people in the world.
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Excessive alcohol use costs the country approximately $235 billion every year.
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About one in five American adults and teenagers have had a genital herpes infection—and most of them don't know it. People with genital herpes have at least twice the risk of becoming infected with HIV if exposed to it than those people who do not have genital herpes.
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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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As of mid-2016, 18.2 million people were receiving advanced retroviral therapy (ART) worldwide. This represents between 43–50% of the 34–39.8 million people living with HIV.