Although it may sometimes seem like your child's hand has been permanently attached to his face, thumbsucking is a perfectly natural activity enjoyed by up to 80 percent of babies and toddlers. In this Children's Channel video podcast, Jeffrey McRaven, MD, a pediatrician at the Akron Children's Hospital Pediatrics Hudson office, discusses why kids suck their fingers and when it might be time for parents to nudge them toward a thumb-free future.

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