Changing your duvet cover can extend your duvet’s life, prevent allergy symptoms, and maybe even help you get a better night’s sleep.
A stiff and painful neck, no matter the cause, disrupts your sleep. Although some causes of a stiff neck, such as illness or injury, require medical intervention for relief, often a few adjustments to your sleep routine and the right pillow can help you get some rest.
Should you change your sheets today? The answer is likely “Yes.”
The fact is, scientists don’t really know why humans yawn. They’ve been unable to find any clear physiological effect of yawning or explanation of why it happens when it does. It’s also a mystery why yawns are “contagious,” and occur even between humans and animals. It’s true: When your dog sees you yawn, it’s likely they will yawn, too. That being said, there are some theories about this behavior — and a few theories that scientists have ruled out.