Brainstuff

It's not necessarily fun (nor on purpose), but yes, some people sleep with one or both eyes partially open. Learn how nocturnal lagophthalmos works in this episode of BrainStuff, based on this article: https://health.howstuffworks.com/mental-health/sleep/disorders/can-fall-asleep-with-eyes-open.htmSee omnystudio.com/listener for privacy information.