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

https://www.bookmarkzoo.win/wake-up-with-frizz-it-s-usually-friction-from-your-cotton-pillowcase

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