At the UnRitalin Solution, we believe that the onset of ADHD is caused by the complex interaction between a genetic predisposition and environmental factors. Although our destinies are not determined by the limitations imposed by our genes, it helps to take a look at the genetic influences of ADHD and its co-morbid disorders. The presence of some of these genes can explain the dominance of certain ADHD symptoms over the others. Try not to be too overwhelmed by the terminology – the main point of this article is to show the intricate relationship between ADHD, genes, and how these can influence some treatment outcomes.