What triggers a yawn?

Jan 27, 2025 ... Yawning can sometimes act as a self-soothing mechanism for dogs, says Qiai Chong, pet behaviorist and co-founder of Pet Coach Singapore. Jun 11, 2018 ... Get advice on the causes of needing to yawn and breathe deeply. Dr Laurence Knott examines the symptoms, underlying causes and treatment ... May 29, 2014 ... There are several theories about the cause of yawning. One of them has begun to gain more advocates. This theory is that we yawn to ... Oct 6, 2024 ... Yawning can then serve as a signal indicating a change in activity or alertness, ensuring that all members of the group are alert or at rest at ... During a yawn, muscles around the airway are fully stretched, including chewing and swallowing muscles. ... Due to these strong repositioning muscle movements, ... Sep 18, 2022 ... Yawning is a natural bodily reaction to fatigue or stress. An underlying medical issue can also be indicated by excessive yawning. Jan 16, 2015 ... Yawning is an involuntary action that causes us to open our mouths wide and breathe in deeply. We know it's involuntary because we do it even before we're born. Excessive yawning refers to frequent and repetitive yawning that occurs beyond what's expected from typical fatigue or boredom. Physiological yawning can occur during the transition between wakefulness and sleep or vice versa, or in response to fatigue, tiredness, stress, overwork, lack ... ... 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 ...