The experience of physical pain is a simple truth of the human condition. Whether you have suffered the sting of a papercut, the break of a bone, or a more long-lasting injury or medical condition, pain is familiar to you. But what is pain? There are two main types of pain: neuropathic and nociceptive. Neuropathic pain comes from damage to tissue, nerves, or parts of the nervous system. In addition to causing a shooting, stabbing, sometimes electric shock-like pain, this typ