ADHD Symptoms
The symptoms of attention deficit hyperactivity disorder are present in 3 categories of symptoms: inattention, hyperactivity and and impulsivity.
People with ADHD may expereince symptoms that fall into one or more of these categories, but this is not always the case.
For example, some people with the condition may have problems with inattention, but not with hyperactivity or impulsivity.
ADHD is attention deficit disorder (ADD). ADD can sometimes go unnoticed because the symptoms may be less obvious.