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Did you know?
Human neurons are so small that they require a microscope in order to be seen. However, some neurons can be up to 3 feet long, such as those that extend from the spinal cord to the toes.
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There are more bacteria in your mouth than there are people in the world.
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The B-complex vitamins and vitamin C are not stored in the body and must be replaced each day.
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There are more sensory neurons in the tongue than in any other part of the body.
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Liver spots have nothing whatsoever to do with the liver. They are a type of freckles commonly seen in older adults who have been out in the sun without sufficient sunscreen.