NY Times: Treating Anxiety in Children.

“If they’re afraid of dogs, they have to practice petting dogs; if they’re afraid of talking to people, practice talking to people."

God yes. Don't start them on the drug track this young. Anxiety can also mean a child is unchallenged, too. I had been raised around adults almost exclusively before kindergarten, and had a terrible time adjusting to the idiocies of fellow children.