Up to 7 % of school - age children currently struggle with ADHD . Out of 135 middle - aged people who were diagnosed with ADHD as children . As a group they did well , '' says Klein . People with ADHD struggle with higher divorce rates , substance abuse .
Up to 7 % of school - age children currently struggle with ADHD . Out of 135 middle - aged people who were diagnosed with ADHD as children . People with ADHD struggle with higher divorce rates , substance abuse .