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Did you know?
The human body produces and destroys 15 million blood cells every second.
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Asthma cases in Americans are about 75% higher today than they were in 1980.
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There are over 65,000 known species of protozoa. About 10,000 species are parasitic.
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Critical care patients are twice as likely to receive the wrong medication. Of these errors, 20% are life-threatening, and 42% require additional life-sustaining treatments.