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Asthma cases in Americans are about 75% higher today than they were in 1980.
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Approximately one in four people diagnosed with diabetes will develop foot problems. Of these, about one-third will require lower extremity amputation.
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If you could remove all of your skin, it would weigh up to 5 pounds.
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Bacteria have been found alive in a lake buried one half mile under ice in Antarctica.
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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.