introduction: attention deficit hyperactivity disorder (adhd) is the most common psychiatric disorder in school age children and has a negative effect on the individual’s general functions. the purpose of this study was to estimate the prevalence of adhd in preschool 6 year old children in yazd in 2005 and the influence of gender, birth weight, birth order and parental education on adhd. method...

background: attention deficit hyperactivity disorder (adhd) is a common psychiatric disorder among children and adolescents that can be continued into adulthood in 30 to 50% of cases. adult adhd disorder can affect the performance of an individual and may predispose to drug abuse, alcoholism, smoking, sexual offenses, violation of law, educational and other social problems. the coincidences of ...

OBJECTIVE Attention deficit hyperactivity disorder is a heterogeneous disorder of unknown etiology. Little is known about the comorbidity of this disorder with disorders other than conduct. Therefore, the authors made a systematic search of the psychiatric and psychological literature for empirical studies dealing with the comorbidity of attention deficit hyperactivity disorder with other disor...

OBJECTIVE To describe some recent theories regarding the comorbidity between attention deficit/hyperactivity disorder and substance use disorders and discuss the utility of using spontaneously hypertensive rats (an animal model of attention deficit/hyperactivity disorder) for the study of attention deficit/hyperactivity disorder and substance use disorders comorbidity. METHOD We compiled the ...

background attention deficit-hyperactivity disorder (adhd) is a neurobehavioral condition characterized by poor attention, hyperactivity and misbehavior. parent training and behavioral therapy are psychosocial techniques aimed at training parents to manage and change their children’s behavior. objectives this study examined the impact of parent training and behavioral therapy to control adhd ch...