This fascinating condition is called dermatographia or “skin writing” - and it’s more common than you think! 🔬 What’s happening: When pressure is applied to the skin, mast cells release histamine, causing localized swelling and redness. The marks typically appear within 2-5 minutes and fade in 30-60 minutes. 📊 By the numbers: • Affects 2-5% of the population • More common in young adults • Often triggered by stress, medications, or infections • Completely benign but can be itchy POLL: Have you ever experienced this?. . . . . . #dermatographia #skinwriting #medicalreels #dermographism #dermatology #skincondition #histamine #allergicreaction #fyp #viral #trending