Three years of data from the National Health Interview Survey suggests that the prevalence of autism spectrum disorders among American children and teens has stabilized at around 2.41 percent, according to a new study. (Ad Council for Autism Speaks/TNS)

A recent study indicates that, in people with autism, higher IQ does not correspond with improved functional skills like self-care and communication. The researchers conclude that labeling children with autism “high functioning” based on IQ score might put them at a disadvantage because it creates the impression they don’t need as much support.