What are some reliable sources of information about yawning?

Aug 16, 2018 ... It has been suggested that yawning is a warning sign of elevated cortisol levels (Thompson and colleagues. Interact J Med Res 2012;1: e4, 1–9). Excessive yawning might indicate excessive daytime sleepiness resulting from morbid obesity, lung conditions and obstructive sleep apnea, says Dr Kamath. Jan 10, 2024 ... Yawning frequently or excessively is a common symptom of anxiety disorder. While the reason why we yawn is unknown, anxiety can cause ... Aug 17, 2017 ... Some people suffer from yawning when they start doing something physically active. But why? What is it about doing exercise that makes us yawn? Jan 29, 2024 ... A seemingly innocent reflex-like yawn could concern a new mom. People generally yawn when they are tired and sleepy, but is it different with babies? Mar 30, 2015 ... Excessive yawning, whistling and too much laughter could possibly find you detained by airport security agents for further questioning, according to a recently ... Feb 2, 2023 ... Yawning is involuntarily opening the mouth and taking a long, deep breath of air. This is most often done when you are tired or sleepy. Dec 5, 2022 ... Excessive yawning can result from a sleep disorder, the use of certain medications, and (less commonly) the symptom of a neurological or other condition. May 6, 2022 ... Moreover, second born twins, known to be more prone to neonatal mortality and morbidity, showed increased yawning rates compared to first born ... This report details the case histories of two women who suffer from chronic and debilitating episodes of excessive yawning in the absence of sleep problems.