Human’s Pain
When you cut your hand with a knife your blood comes out and immediately you will get a sharp pain. How do you sense the pain? More people seek medical attention for the pain. Pain is hard to define since it is a subjective sensation. Researchers say that it is an unpleasant sensory related with potential tissue damage. Many say the above definition is vague and they too added pain is warning alarm to our brain and a kind of stimulus may create problem to our brain.