text: what is abha disorder?   i do believe that you are referring to adhd. adhd stands for this: attention - deficit / hyperactivity disorder. adhd is a developmental and behavioral disorder that normally affects school-age children. the statistics are usually between 3% to 5% of school-aged children. the condition usually manifests in childhood, but it could persist into adulthood as well. it causes difficulties at school and at work if not treated properly. experts estimate that adhd effects about 60% of adults who had adhd in their childhood. the main symptoms of adhd include inattention, impulsiveness and hyperactivity that are inappropriate for a person's age level.   i hope this helped you out. good luck!!