Are newborn smiles just a reflex or is there more to them? This comprehensive guide delves deep into the science, meaning, and myths behind infant smiling. You’ll discover the evolutionary significance of smiling, tips for encouraging baby’s first smiles, and an understanding of how smiling promotes healthy parent-child relationships. From “gas smiles” to social smiles, you’ll learn how to read your baby’s smiles with confidence and record those precious moments for posterity.