Ever wonder why you wake up with a bird's-nest? It is all down to friction....

https://www.toro-bookmarks.win/ever-wake-up-looking-like-you-ve-been-through-a-wind-tunnel-that-s-just

Ever wonder why you wake up with a bird's-nest? It is all down to friction. Tossing and turning on standard pillows roughs up the hair cuticle, leading to frizz and those stubborn morning tangles