Slideshow: A Visual Guide to Autism

Autism is a brain disorder that limits a person's ability to communicate and relate to other people. It first appears in young children, who fall along a spectrum from mild to severe. Some people can navigate their world, some have exceptional abilities, while others struggle to speak. Autism spectrum disorders (ASDs) affect about one child in 88, striking nearly five times as many boys as girls.

Source : WebMD : Click here to view the slideshow.