Fragile X syndrome (FXS) is a genetic disorder that causes obsessive-compulsive and repetitive behaviours, and other behaviours on the autistic spectrum, as well as cognitive deficits. It is the most common inherited cause of mental impairment and the most common cause of autism.  Now scientists at the UC Riverside School of Medicine have published a study that sheds light on the cause of autistic behaviours in … Continue reading Study links autistic behaviours to enzyme.