Pain

Look up Pain in Wiktionary, the free dictionary. For other uses, see Pain (disambiguation). Pain is 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[1]. The word "pain" comes from the Latin "poena" meaning a fine, a penalty. The term "pain" is a subjective experience th ...