Yawning may in fact reduce oxygen intake compared to normal ... Guttmann and
Dopart determined that a yawn causes one of ...
Sep 23, 2011 ... People yawn more easily in cooler temperatures, supporting the idea that
yawning ... 23, 2011-- Why do we yawn? .... MS Symptoms & Causes.
Jun 10, 2013 ... The most recent research on yawning suggests that it exists to cool down the
brain. That open-mouthed yawn causes sinus walls “to expand ...
So what's behind this mysterious epidemic of yawning? First, let's look at what
this bodily motion is: Yawning is an involuntary action that causes us to open our
Apr 14, 2014 ... “One reason my enthusiasm for studying contagion diminished is because
everything causes yawning,” Provine says. (Are you yawning yet?).
Sep 6, 2015 ... Wondering what could be causing that excessive yawning? Here are eight
conditions that could be the reason for it. Fatigue or drowsiness: ...
May 12, 2014 ... A new study has suggested that the reason we yawn has nothing to do with ...
explains what really happened in the video which caused alarm.
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 ...
Sep 30, 2013 ... Yawning Excessively Information Including Symptoms, Diagnosis, Treatment,
Causes, Videos, Forums, and local community support.
Everybody yawns — from unborn babies to the oldest great-grandparent.
Animals do it, too. But why, exactly, do people and animals yawn? No one knows