Does your child tend to suck their thumb when feeling scared, bored, or overwhelmed? While this is not an uncommon practice among toddlers, it can become a serious problem if it continues as your child grows. Although it might seem harmless, the reality is that this non-nutritive habit can create significant issues with oral and facial development if allowed to continue. If you want to learn how to stop thumb-sucking habits, here are 3 effective ways that will benefit your child.