Waking up with a bird’s nest? It’s often the friction from cotton pillowcases...

https://wiki-burner.win/index.php/The_TikTok_Sleep_Revolution:_Why_Your_Hair_Care_Routine_Needs_an_Overnight_Makeover

Waking up with a bird’s nest? It’s often the friction from cotton pillowcases causing that morning frizz. Switching to silk reduces drag, but the real difference is popping your hair into a loose silk scrunchie or a relaxed plait before bed