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There are 20 feet of blood vessels in each square inch of human skin.
Green tea is able to stop the scent of garlic or onion from causing bad breath.
Asthma cases in Americans are about 75% higher today than they were in 1980.
The most common treatment options for addiction include psychotherapy, support groups, and individual counseling.
There are over 65,000 known species of protozoa. About 10,000 species are parasitic.
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