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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.
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Malaria mortality rates are falling. Increased malaria prevention and control measures have greatly improved these rates. Since 2000, malaria mortality rates have fallen globally by 60% among all age groups, and by 65% among children under age 5.
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The Romans did not use numerals to indicate fractions but instead used words to indicate parts of a whole.
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There are approximately 3 million unintended pregnancies in the United States each year.
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Cyanide works by making the human body unable to use oxygen.