Why do some people sleep with their mouths op...

Some theories in evolutionary psychology propose that men are better at spatial navigation than women due to evolutionary factors. In prehistoric times, men, as hunters, traversed long distances, while women stayed closer to the home. This difference supposedly led to natural sel ...  Show more

According to the American Academy of Sleep medicine, 50% to 85% of adults experience occasional nightmares, with 2% to 8% of people having nightmares that cause sleep problems. No one likes having nightmares, do they? These vivid, distressing bad dreams often cause us to jolt awa ...  Show more

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 ...  Show more

Lots of people talk in their sleep, especially kids! Have you ever heard anyone babbling away in the middle of the night? Or maybe someone has told you that you do it? Sleep talking is totally normal, but why do we do it? We asked sleep specialist Chris Winter to help us find the ...  Show more

Our breath can smell bad for a number of reasons, but it tends to be worse first thing in the morning. Learn why in this classic episode of BrainStuff. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information. 

People yawn when they’re bored, right? So then why do athletes yawn before races? And why do so many animals yawn? … And why does reading this paragraph make you more likely to yawn? (Updated from 2022) Guest: Dr. Andrew Gallup For show transcripts, go to vox.com/unxtranscripts F ...  Show more