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Pink eye is a term that refers to conjunctivitis, which is inflammation of the thin, clear membrane (conjunctiva) over the white part of the eye (sclera). It may be triggered by a virus, bacteria, or foreign body in the eye. Antibiotic eye drops alleviate bacterial conjunctivitis, and antihistamine allergy pills or eye drops help control allergic conjunctivitis symptoms.
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Pubic lice (crabs) are usually spread through sexual contact. You cannot catch them by using a public toilet.
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Blood is approximately twice as thick as water because of the cells and other components found in it.
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In 1864, the first barbiturate (barbituric acid) was synthesized.
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The average office desk has 400 times more bacteria on it than a toilet.