Dr. Paul Lipkin specializes in Neurodevelopmental Disabilities and Developmental and Behavioral Pediatrics at the Kennedy Krieger Institute in Baltimore, where he directs medical outpatient services.

Add Yahoo as a preferred source to see more of our stories on Google. When should a child wave goodbye or start to talk? The CDC has made changes to its list of child developmental milestones. (Photo: ...

From their first smile to their first step to the first day of school, children go through a remarkable transformation on their way to adulthood. Here, experts explore the five developmental stages, ...

Forbes contributors publish independent expert analyses and insights. Dr. Nina Shapiro is a physician writer who dispels health myths. The American Academy of Pediatrics (AAP), with the Centers for ...