A meta-analysis of studies on children and adolescents with ADHD found that they are at an increased risk of depression and anxiety disorders. However, taking stimulant medication for ADHD was ...

up to 25% of people developing MDD have a pre-existing dysthymic disorder. Left untreated, a typical episode of major depression will run approximately 6 months; about 20% of episodes can last 2 ...

Douglas A Drossman, MD, Division of Digestive Diseases, 726 Burnett-Womack Bldg, CB #7080, University of North Carolina, Chapel Hill, NC 27599–7080, USA. Email: drossman{at}med.unc.edu The functional ...

Expert Rev Neurother. 2010;10(7):1053-1088.