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The average adult has about 21 square feet of skin.
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The term bacteria was devised in the 19th century by German biologist Ferdinand Cohn. He based it on the Greek word "bakterion" meaning a small rod or staff. Cohn is considered to be the father of modern bacteriology.
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Adult head lice are gray, about ? inch long, and often have a tiny dot on their backs. A female can lay between 50 and 150 eggs within the several weeks that she is alive. They feed on human blood.
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Green tea is able to stop the scent of garlic or onion from causing bad breath.
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According to the FDA, adverse drug events harmed or killed approximately 1,200,000 people in the United States in the year 2015.