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Bacteria have been found alive in a lake buried one half mile under ice in Antarctica.
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Today, nearly 8 out of 10 pregnant women living with HIV (about 1.1 million), receive antiretrovirals.
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Congestive heart failure is a serious disorder that carries a reduced life expectancy. Heart failure is usually a chronic illness, and it may worsen with infection or other physical stressors.
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Blood is approximately twice as thick as water because of the cells and other components found in it.
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The B-complex vitamins and vitamin C are not stored in the body and must be replaced each day.