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Did you know?
Egg cells are about the size of a grain of sand. They are formed inside of a female's ovaries before she is even born.
Did you know?
Today, nearly 8 out of 10 pregnant women living with HIV (about 1.1 million), receive antiretrovirals.
Did you know?
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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More than 150,000 Americans killed by cardiovascular disease are younger than the age of 65 years.
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Most childhood vaccines are 90–99% effective in preventing disease. Side effects are rarely serious.