Science Fair Project Encyclopedia
Hyperalgesia
Hyperalgesia is an extreme sensitivity to pain, normally caused by damage to nociceptors in the body's soft tissues.
Hyperalgesia can is divided into two subtypes:
- Primary hyperalgesia describes pain sensitivity that occurs directly in the damaged tissues.
- Secondary hyperalgesia describes pain sensitivity that occurs in surrounding undamaged tissues.
One unusual cause of hyperalgesia is platypus venom.
10-26-2009 08:16:03
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The contents of this article is licensed from www.wikipedia.org under the GNU Free Documentation License. Click here to see the transparent copy and copyright details


