Parents make it their job to consider the health and well-being of their children. So when a young child begins to suck his/her thumb it is only normal that they worry about the effects this habit might have on their child’s oral health. Rest assured, though, that thumbsucking is a completely normal habit, and most children will stop before they begin preschool. However, if the habit persists there are several steps you can take to ensure it does not have a lasting impact on your child’s oral health.