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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.
Did you know?
There are over 65,000 known species of protozoa. About 10,000 species are parasitic.
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The first oncogene was discovered in 1970 and was termed SRC (pronounced "SARK").
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There are more nerve cells in one human brain than there are stars in the Milky Way.
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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.





