Web Results

Yawn

en.wikipedia.org/wiki/Yawn

... of theories that attempt to explain why animals and people yawn. ... to explain the primary evolutionary reason for the yawn.

Why We Yawn - WebMD

www.webmd.com/brain/news/20110923/why-we-yawn

Sep 23, 2011 ... People yawn more easily in cooler temperatures, supporting the idea that ... Gallup's theory predicts that colder outside air should cool the brain ...

The Real Reason We Yawn - WSJ

www.wsj.com/articles/the-real-reason-we-yawn-1408403897

Aug 19, 2014 ... Our tendency to yawn when other people yawn has long been incorrectly explained as primarily an expression of a person's empathy.

8 reasons for excessive yawning you probably didn't know about ...

www.thehealthsite.com/diseases-conditions/reasons-for-excessive-yawning-p915/

Sep 6, 2015 ... 8 reasons for excessive yawning you probably didn't know about. ... The study also stated that people suffering from multiple sclerosis suffer ...

You don't yawn because you're tired - CNN.com

www.cnn.com/2014/05/08/health/time-yawn-brain-hot/

May 9, 2014 ... A new study suggests that you may not really be yawning because it's contagious , or you're bored or tired.

Facts About Yawning: Why We Do It, Why It's Contagious And More

www.huffingtonpost.com/2013/06/10/facts-yawning-why-we-yawn-contagious_n_3398301.html

Jun 10, 2013 ... That open-mouthed yawn causes sinus walls “to expand and contract ... The study found that people were more likely to yawn during the winter, ...

Why do we yawn? Nothing to do with boredom - we're just cooling ...

www.independent.co.uk/news/science/why-do-we-yawn-nothing-to-do-with-boredom-were-just-cooling-our-brains-say-scientists-9356468.html

May 12, 2014 ... A new study has suggested that the reason we yawn has nothing to do ... a video of people yawning were 41 per cent likely to yawn themselves ...

Why Do I Yawn? - KidsHealth

kidshealth.org/en/kids/yawn.html

If you yawn in class, you'll probably notice a few other people will start ... As this theory goes, our bodies take in less oxygen because our breathing has slowed.

The Surprising Science of Yawning - The New Yorker

www.newyorker.com/science/maria-konnikova/the-surprising-science-of-yawning

Apr 14, 2014 ... Yawning may be the opposite of what we think—not a signal of ... signal of sleepiness or boredom—one of the reasons Sasha Obama's yawn seemed ... Provine demonstrated that people report yawning more frequently when ...

Excessive Yawning - Symptoms, Diagnosis and Treatment

www.diagnose-me.com/symptoms-of/excessive-yawning.php

Complete information about Excessive Yawning, including conditions that ... let The Analyst™ find what's wrong; learn what you should be doing right now ... shown that people with brain lesions, tumors and certain kinds of epilepsy often yawn ...

More Info

Excessive Yawning and What You Can Do About It - Healthline

www.healthline.com

Feb 29, 2016 ... Learn about possible causes and treatments for excessive yawning. ... Obesity is an epidemic in the U.S. This condition puts people at a higher ...

What makes us yawn? | HowStuffWorks

science.howstuffworks.com

So what's behind this mysterious epidemic of yawning? First ... Why do people blush? ... Now that we know what a yawn is, let's look at what causes us to do it.

Yawning - excessive: MedlinePlus Medical Encyclopedia

www.nlm.nih.gov

Causes may include: Drowsiness or weariness; Disorders associated with excessive daytime sleepiness; Vasovagal reaction (stimulation of a nerve called the ...