Ever wake up feeling like you fought a wind tunnel? That’s friction. Tossing...

https://astro-wiki.win/index.php/Is_Sleeping_With_Your_Hair_Tied_Up_Causing_Breakage%3F_The_Truth_From_Behind_the_Salon_Desk

Ever wake up feeling like you fought a wind tunnel? That’s friction. Tossing and turning leads to frizz and tangles. Protecting your hair overnight isn't hype—it’s how you save your ends. A silk pillowcase helps