Is yawning always involuntary?

Apr 25, 2023 ... ... reason that we yawn. Theory 3: It helps regulate brain temperature. Researchers have also found that yawning helps thermoregulate your brain ... Oct 21, 2024 ... Yawning is usually considered a sign of tiredness and may occur before or after sleep. Yawning also occurs frequently in people who are doing boring or tedious ... Yawning relieves the ear discomfort and hearing problems that are commonly experienced by people during rapid altitude changes in airplanes and elevators. This ... Aug 17, 2014 ... Most people do not understand the purpose of yawning. They think it means you are feeling sleepy. But if you notice, it is not about sleeping at ... Excessive yawning is typically due to tiredness, sleep deprivation, or certain medications used to treat depression and anxiety, such as SSRIs. Sometimes ... ... yawning, or looking at a yawning picture can cause a person to yawn. The immediate cause for contagious yawning may be the mirror neurons in ... 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 ... Jun 23, 2015 ... ... cause the activity changes, or do those activity changes cause the yawning? Also, what physiological purpose does yawning actually serve in ... Sep 7, 2015 ... Yawning was related to a lemur's anxiety levels. For example, both species yawned more frequently shortly after being threatened by a predator. May 21, 2018 ... RATIONALE: It has been suggested that sleep apnea may have an adaptive benefit, the reduction of nocturnal respiratory heat loss. There.