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About Excessive Yawning
Excessive yawning is defined as experiencing 1 to 4 yawns per minute over an extended period of time. Most doctors believe that yawning is triggered by a low level of oxygen in the blood. Yawning causes the blood oxygen level to raise, improving... More »
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Source: www.ehow.com

www.healthline.com/symptom/excessive-yawning

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 being tired. In fact  ...

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

Sep 6, 2015 ... We don't always yawn only when we are tired, it may be due to bigger health issues. So treat it as a warning sign.

medlineplus.gov/ency/article/003096.htm

Jan 31, 2015 ... Read our article and learn more on MedlinePlus: Yawning - excessive.

www.livestrong.com/article/17288-causes-excessive-yawning

Aug 16, 2013 ... Vasovagal reaction is the scientific term for excessive yawning. The reaction is caused by the action of a nerve, appropriately called the vagus ...

www.anxietycentre.com/anxiety/symptoms/excessive-yawning-anxiety.shtml

Yawning excessively and frequently is a common symptom of anxiety and stress. Often accompanied by shortness of breath, feeling like you can't catch your ...

www.medicinenet.com/yawning/symptoms.htm

Jun 30, 2015 ... Conditions like sleep apnea and restless legs syndrome can cause yawning due to daytime sleepiness. Excessive yawning is yawning that ...

www.healthgrades.com/symptoms/yawning-excessively

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

www.nytimes.com/health/guides/symptoms/yawning-excessive/overview.html

Jan 22, 2013 ... Yawning involves opening the mouth involuntarily while taking a long, deep breath of air. This is usually done as a result of drowsiness or ...

patient.info/forums/discuss/excessive-yawning-and-constant-need-to-breathe-deep-299705

For the past few days, I've been yawning a lot, much more than average (once every few minutes I feel the need). If I'm not yawning I'm ...