Imaging study shows dopamine dysfunction is not the main cause of Attention Deficit Hyperactivity Disorder (ADHD)

von freakoutcrazy

A study funded by the Medical Research Council (MRC) and published in Brain today found that administering methylphenidate (more commonly known as Ritalin) to healthy volunteers, as well as those who exhibit symptoms of ADHD as adults, led to similar increases of the chemical dopamine in their brain. Both groups also had equivalent level of improvements caused by the drug when they then carried out tests of their ability to concentrate and pay attention.
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