Breaking Habits and How to Gently Guide Your Toddler Out of It Thumb sucking is a common and natural reflex in babies and young toddlers. It provides comfort and security, mimicking the sucking sensation experienced during breastfeeding. While it may seem harmless initially, prolonged thumb sucking can lead to dental problems and speech development issues later on. This article will explore thumb sucking in toddlers, its potential drawbacks, and gentle techniques to help