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People with high total cholesterol have about two times the risk for heart disease as people with ideal levels.
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Vampire bats have a natural anticoagulant in their saliva that permits continuous bleeding after they painlessly open a wound with their incisors. This capillary blood does not cause any significant blood loss to their victims.
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Cancer has been around as long as humankind, but only in the second half of the twentieth century did the number of cancer cases explode.
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The most common treatment options for addiction include psychotherapy, support groups, and individual counseling.
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The average office desk has 400 times more bacteria on it than a toilet.