Tackle night-time friction to wake up with less frizz. Standard cotton can tug...

https://theaustralianpost.com.au/protecting-hair-while-sleeping/

Tackle night-time friction to wake up with less frizz. Standard cotton can tug at hair, causing breakage. Switching to silk or a satin bonnet helps strands glide, or try a loose, high bun with a silk scrunchie to minimise tangles