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The average adult has about 21 square feet of skin.

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Thyroid conditions cause a higher risk of fibromyalgia and chronic fatigue syndrome.

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Amoebae are the simplest type of protozoans, and are characterized by a feeding and dividing trophozoite stage that moves by temporary extensions called pseudopodia or false feet.

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Everyone has one nostril that is larger than the other.

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The first documented use of surgical anesthesia in the United States was in Connecticut in 1844.

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