Libro Explicando El Dolor David Butler.pdf

: The spinal cord acts as a checkpoint that can turn danger signals up or down before they reach the brain. 3. Central Sensitization

Butler argues that pain is not merely an input signal but a generated by the brain. He is famous for saying: "Pain is an opinion on the organism's state of health, not a reflex response to injury." Libro Explicando El Dolor David Butler.pdf