Nervous System Triggers Pain Sensation

Pain is a sensation that is triggered in the nervous system. It can be sharp or dull and last for short or long periods. Pain may be localized to a specific area of the body such as the abdomen, chest or back or it can be felt all over the body, such as when a person experiences all over muscle ache as a result of flu. Pain serves as a warning that something is wrong and can help in diagnosing a problem. Without pain, a person would be unaware that they had hurt themselves or that they have a medical…
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