In an important new study, scientists have scanned the brains of preschoolers with symptoms of ADHD. They have found that even in four-year-olds (an age younger than most children are diagnosed) there are “really widespread changes” in the physical brain of children with ADHD, including a smaller brain overall. The researchers will continue to follow the children as they grow to understand changes in the brain over time.
Learn more on The New York Times –