Early use of medication to treat attention-deficit/hyperactivity disorder can reduce the risk of major depression, anxiety, conduct disorder, bipolar disorder, driving problems, smoking and substance abuse, according to a review in the Journal of Adolescent Health. Researchers found 1 in 3 youths with ADHD would benefit from stimulant treatment to prevent anxiety, oppositional defiant disorder and conduct disorder, or repeating a grade, while 1 in 4 and 1 in 5 would benefit by avoiding major depression and bipolar disorder, respectively.  More information and related articles can be found at the HealthDay web site in an article written by Serena Gordon (7/23/19).