The Council for Exceptional Children 1110 N. Glebe Rd. Symptoms typically appear before the age of 18 and the condition occurs in all ethnic groups with males affected 3 to 4 times more often than females.
Associated conditions can include obsessivity, attentional problems, and impulsiveness.
ADD without hyperactivity includes all of the above symptoms except for the high level of activity. Learning disabilities, including reading and writing difficulties, arithmetic disorders, and perceptual problems Difficulties with impulse control, which may occasionally result in overly aggressive behaviors or socially inappropriate acts. Defiant and angry behaviors can also occur. In many cases, medication can help control the symptoms, but there may be side effects, some of which interfere with cognitive processes. Stimulants such as Ritalin, Cylert, and Dexedrine that are prescribed for ADHD may increase tics, and their use is controversial.