It's estimated that autism spectrum disorders, which range from mild Asperger's Syndrome to severe mental retardation and social disability, affect nearly one percent of kids in the U.S., putting a significant burden on families and society at large.

It's estimated that autism spectrum disorders, which range from mild Asperger's Syndrome to severe mental retardation and social disability, affect nearly one percent of kids in the U.S., putting a significant burden on families and society at large.

Both the American Academy of Pediatrics and the U.S. Centers for Disease Control and Prevention encourage routine screening for the disorders.