Researchers studying chronic pain found a brain pathway that may explain why pain keeps going long after an injury should have healed

Researchers studying chronic pain found a brain pathway that may explain why pain keeps going long after an injury should have healed

Pain is supposed to be temporary. It warns the body that something has gone wrong, then gradually fades as the damaged tissue repairs. But chronic pain does not always follow that script. In some cases, pain keeps going after the original injury should have settled. That does not mean the pain is imaginary. It means the nervous system may have shifted into a state where it is helping maintain the signal. That distinction is where a recent line o…