😀 The most contagious type of smile is the rewarding smile 💭 When alone, people tend to smile when imagining interactions with others 😕 But smiling doesn't always make us happier The Department of Experimental Psychology's Prof Brian Parkinson shares some facts about smiling. #WorldSmileDay | University of Oxford

When Do Babies Start Smiling? 😊👶 Your little one’s first smile is pure magic! ✨ But when does it happen? Here’s a quick guide: 🍼 Newborn (0-4 weeks): Reflex smiles—mostly in their sleep. 😴💭 😊 6-8 weeks: Social smiles begin! They recognize your face & voice. 💕 😁 2-3 months: More frequent smiles—baby loves your attention! 🥰 😂 4-6 months: Smiling giggles = the cutest combo ever! 🤩 If your baby isn’t smiling socially by 3 months, a quick chat with the pediatrician can help. 💙 #BabySmiles