Chronic pain treatments may get boost from high-tech imaging
Brain scans can track protein changes to show whether therapies work
![chronic pain protein builds up](https://i0.wp.com/www.sciencenews.org/wp-content/uploads/2015/02/ay_brainchronicpain.jpg?fit=860%2C460&ssl=1)
SEEING PAIN People with chronic pain (left) have higher levels of a protein linked with inflammation (orange and red) in their brains than people without chronic pain (right), a finding that could help improve treatments for the condition.
MARCO LOGGIA, MASSACHUSETTS GENERAL HOSPITAL