Attention-deficit hyperactivity disorder (ADHD or AD/HD) is a neurobehavioral developmental disorder. ADHD is primarily characterized by "the co-existence of attentional problems and hyperactivity, with each behavior occurring infrequently alone." While symptoms may appear to be innocent and merely annoying nuisances to observers, "if left untreated, the persistent and pervasive effects of ADHD symptoms can insidiously and severely interfere with...
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Attention-deficit hyperactivity disorder (ADHD or AD/HD) is a neurobehavioral developmental disorder. ADHD is primarily characterized by "the co-existence of attentional problems and hyperactivity, with each behavior occurring infrequently alone." While symptoms may appear to be innocent and merely annoying nuisances to observers, "if left untreated, the persistent and pervasive effects of ADHD symptoms can insidiously and severely interfere with one's ability to get the most out of education, fulfill one's potential in the workplace, establish and maintain interpersonal relationships, and maintain a generally positive sense of self."
ADHD is the most commonly studied and diagnosed psychiatric disorder in children, affecting about 3 to 5% of children globally with symptoms starting before seven years of age. ADHD is a common chronic disorder in children with 30 to 50% of those individuals diagnosed in childhood continuing to have symptoms into adulthood. Adolescents and adults with...
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