NewsNeuroscienceHow people suppress memories may be key to PTSD recoveryA study of 100 people who survived the 2015 Paris terrorist attacks offers new insight For some people who had PTSD after the 2015 Paris terrorist attacks, recovery came with changes in how their brains handled memories.Alexander Spatari/Getty ImagesBy Laura Sanders40 minutes agoRecovery from PTSD comes with key changes in the brains memory system, a new study finds. These differences were found in the brains of 19 people who developed post-traumatic stress disorder after the 2015 terrorist attacks in Paris and then recovered over the following years.The results, published January 8 in Science Advances, point to the complexity of PTSD, but also to ways that brains can reshape themselves as they recover.With memory tasks and brain scans, the study provides a cohesive look at the recovering brain, says cognitive neuroscientist Vishnu Murty of the University of Oregon in Eugene. Its pulled together a lot of pieces that were floating around in the field.