Conceptify – Science Simplified on Instagram: "🫁 What Really Happens When You Breathe? 😨 Every breath you take is a life-or-death exchange happening deep inside your lungs… and it’s more intense than you think. 🔬 Inside the alveoli (tiny air sacs): ✅ Oxygen enters your blood like a delivery truck for energy ✅ Hemoglobin grabs O₂ and rushes it to every single cell ✅ CO₂ (toxic waste) is picked up from the blood ✅ Lungs exhale CO₂ to keep you alive ⚠️ But here’s the scary part: Even a tiny bloc