3 Reasons To Stop Your Toddler's Sucking Habit
Babies often use sucking as a way to self-soothe and process information about their new surroundings. It's not unusual for a baby to suck on his or her thumb, fingers, or a pacifier. Some babies even start sucking their thumb in the womb.
While sucking might serve a purpose for babies, it can be harmful for toddlers who are developing their teeth. There are some good dental reasons to stop your toddler's sucking habit.