Pain's an unpleasant sensation which may be associated with actual or potential tissue damage and which may have physical and emotional components.
According to the International Association for the Study of Pain (IASP), one should distinguish between pain and nociception..
For more information about the topic Pain, read the full article at Wikipedia.org, or see the following related articles:
Chronic pain Chronic pain was originally defined as pain that has lasted 6 months or longer. It is now defined as pain that persists longer than the normal course ... >
read more
Gate control theory of pain The gate control theory of pain, put forward by Ron Melzack and Patrick Wall in 1962, is the idea that physical pain is not a direct result of ... >
read more
Nociceptor A nociceptor is a sensory receptor that sends signals that cause the perception of pain in response to potentially damaging stimulus. Nociceptors are ... >
read more
Phantom limb Phantom limb is a phantom sensation in amputated or missing limbs. A phantom sensation is a feeling that a missing limb is still attached to the body ... >
read more
Note: This page refers to an article that is licensed under the GNU Free Documentation License. It uses material from the article Pain at Wikipedia.org. See the Wikipedia copyright page for more details.