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Bacteria have flourished on the earth for over three billion years. They were the first life forms on the planet.
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All adults should have their cholesterol levels checked once every 5 years. During 2009–2010, 69.4% of Americans age 20 and older reported having their cholesterol checked within the last five years.
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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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The calories found in one piece of cherry cheesecake could light a 60-watt light bulb for 1.5 hours.
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Pubic lice (crabs) are usually spread through sexual contact. You cannot catch them by using a public toilet.