“Why your kid’s night cough vanishes when you turn on the humidifier 🌙💧 #notbrainrot” Ever notice your child’s cough is way worse at night in fall and winter… and then the second you turn on the humidifier, they finally chill? This isn’t just cozy-season placebo or TikTok brain rot — in a dry room, the airway lining gets irritated and extra sensitive. A cool-mist humidifier adds moisture back to the air, so those tiny airways stop freaking out every time they breathe. 3D cartoon anatomy > rand