Sleeping while looking at the sky

Everyone has a different sleeping position, you know?

A person who sleeps face down

A person who sleeps on their side

A person who sleeps on their back

I used to be someone who slept on my side.

But at some point, I woke up and the pillow marks... wouldn't go away...

It started because of pillow marks, but

Sleeping on your stomach or side can cause wrinkles on your cheeks, jaw, and forehead.

You can't control yourself the whole time you're sleeping, but try to at least pay attention before you fall asleep.