Does yawning play a role in signaling a need for rest?

Excessive yawning refers to frequent and repetitive yawning that occurs beyond what's expected from typical fatigue or boredom. ... yawning as a side effect (Table 1). According to some drug safety reports, paroxetine may also cause yawning (5 cases).15. Table 1. Clinical cases of yawning ... Jan 1, 1999 ... Since all mammals yawn, as do reptiles and birds, the reason must be pan-species. The reflexes are disinhibited in the decerebrate adult. These ... Sep 18, 2022 ... Yawning is a natural bodily reaction to fatigue or stress. An underlying medical issue can also be indicated by excessive yawning. Yawning is a clinical sign of the activity of various supra- and infratentorial brain regions including the putative brainstem motor pattern, ... Oct 1, 2023 ... While the exact cause can vary, one common explanation is the temporary misalignment of the jaw joints when the mouth opens wide during a yawn. Jun 8, 2022 ... ... reason that animals yawn. He suggests there could be a variety of ... He then compiled a consensus of the sorts of reasons behind yawning. Jul 1, 2022 ... There are several potential reasons for yawning. Most of them seem to center on changes in physical and mental activity levels. Apr 15, 2025 ... Swallowing or yawning opens the eustachian tube. The opening lets the middle ear get more air. This equals out the air pressure. Yawning is the body's response to fatigue, but excessive yawning could indicate a sleep disorder or another health condition.