Web Results

en.wikipedia.org/wiki/Yawn

Yawning may in fact reduce oxygen intake compared to normal ... Guttmann and Dopart determined that a yawn causes one of ...

www.healthline.com/symptom/excessive-yawning

Feb 29, 2016 ... Yawning is a mostly involuntary process of opening the mouth and breathing in deeply, filling the lungs with air. It is a very natural response to ...

www.medicinenet.com/yawning/symptoms.htm

Sep 5, 2017 ... Learn about the diseases and conditions that may cause yawning. Other symptoms and signs associated with yawning include sleepiness and ...

medlineplus.gov/ency/article/003096.htm

Jan 26, 2017 ... Causes may include: Drowsiness or weariness; Disorders associated with excessive daytime sleepiness; Vasovagal reaction (stimulation of a ...

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

Sep 23, 2011 ... People yawn more easily in cooler temperatures, supporting the idea that yawning cools the brain. ... Yawning Cools Brain, Study Suggests, but Is Yawning Really a Social Cue? By Daniel J. .... Causes of spasms and cramps.

www.healthgrades.com/symptoms/yawning-excessively

Oct 26, 2016 ... Yawning Excessively Information Including Symptoms, Diagnosis, Treatment, Causes, Videos, Forums, and local community support.

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

Sep 6, 2015 ... Wondering what could be causing that excessive yawning? ... While this is a fairly uncommon symptom, excessive yawning without fatigue or ...

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

Aug 21, 2017 ... Many agree that yawning is a reflexive deep inhalation caused by decreased oxygen levels in the blood, and is most often associated with ...

www.medicalnewstoday.com/articles/318414.php

There is no definitive reason for a yawn yet. ... A yawn causes a big intake of air and a faster ...