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There are more sensory neurons in the tongue than in any other part of the body.
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Bacteria have flourished on the earth for over three billion years. They were the first life forms on the planet.
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There are 60,000 miles of blood vessels in every adult human.
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Increased intake of vitamin D has been shown to reduce fractures up to 25% in older people.
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The National Institutes of Health have supported research into acupuncture. This has shown that acupuncture significantly reduced pain associated with osteoarthritis of the knee, when used as a complement to conventional therapies.