In the four years I worked at the University of Pennsylvania (1999-2003), I directed a randomized controlled clinical trial assessing the effectiveness of a brief cognitive therapy intervention for ...

Because boys outnumber girls with PDD, relatively little research has focused on girls. Most existing studies have centered on 2 forms of PDD--autism and Rett disorder. The ratio of boys to girls with ...

We hypothesize that Duchenne muscular dystrophy and autism spectrum disorder/pervasive developmental disorder co-occur with a greater than random frequency. In this study, we set out to reject the ...

This informational guide, part of PS's Condition Center, lays out the realities of this health concern: what it is, what it can look like, and strategies that medical experts say are proven to help.