Evidence continues to grow that ADHD is physical in nature. The whole idea of attention deficit hyperactivity disorder still has its doubters.
Some people believe it s nothing more than a discipline or behavioral problem.
But MRI scanning of the brain says different. Testing children already diagnosed as ADHD, Johns Hopkins researchers watched as the kids were given tasks that involved responding to an outside stimulus. By measuring blood flow, the team was able to spot abnormalities in the frontal lobe of the brain during the activity. Dr. Stewart Mostofsky of the Johns Hopkins Kennedy-Krieger Institute. I think further support for that has certainly, over the past decade, come from imaging studies, including structural imaging, and now more recently, functional imaging.