When a person touches something hot or bumps into a sharp object, it’s no surprise that it hurts. But for people with certain chronic pain disorders, including fibromyalgia and phantom limb pain, a gentle caress can result in agony. In a major breakthrough, a team led by researchers at the Salk Institute and Harvard Medical School have identified an important neural mechanism in the spinal … Continue reading Scientists begin to map spinal chord-to-brain circuitry responsible for chronic pain.