why yawning after waking up?
476274
Another reason you may yawn is because the body wants to wake itself up. The motion helps stretch the lungs and their tissues, and it allows the body to flex its muscles and joints. It may also force blood toward your face and brain to increase alertness.
456513
The primary symptom of narcolepsy is excessive daytime sleepiness. You may feel tired during the day even though you had a full night's sleep. This sleepiness is difficult to prevent and may vary over the course of the day. After a brief nap, you may feel alert, but the sleepiness will return after an hour or two.
125219
One is that when we are bored or tired, we just don't breathe as deeply as we usually do. As this theory goes, our bodies take in less oxygen because our breathing has slowed. Therefore, yawning helps us bring more oxygen into the blood and move more carbon dioxide out of the blood.
98336
Causes of excessive yawning drowsiness, tiredness, or fatigue. sleep disorders, such as sleep apnea or narcolepsy. side effects of medications that are used to treat depression or anxiety, such as selective serotonin reuptake inhibitors (SSRIs) bleeding in or around the heart.
1031387
Yawning increases the heart rate, which typically increases cardiac output, which may improve blood flow and glucose supply to the brain, which is vital for brain function. You can detect this increase in heart rate by monitoring your pulse rate when yawning.
40784
Although not fully understood, yawning appears to be not only a sign of tiredness but also a much more general sign of changing conditions within the body. Studies have shown that we yawn when we are fatigued, as well as when we are awakening, and during other times when the state of alertness is changing.
70766
So, when you're nervous or excited about an impending race or exercise, your body activates a yawn to bring your temperature back down to homeostasis, Gallup explains. Mid-workout, your core temperature fires up as a response to movement, which induces a yawn to cool your brain down.
60313
Most people wake up once or twice during the night. Reasons this might happen include drinking caffeine or alcohol late in the day, a poor sleep environment, a sleep disorder, or another health condition. When you can't get back to sleep quickly, you won't get enough quality sleep to keep you refreshed and healthy.
817270
Waking up crying in adults Mood disorders, such as anxiety and depression, tend to be the biggest reason adults wake up crying. If you haven't been diagnosed with a disorder, consider waking up crying as an important symptom to discuss with a doctor.
749993
The average adult yawns 20 times per day. And when you feel a yawn coming on, it can be nearly impossible to suppress.
641737
Yawning is a mostly involuntary process of opening the mouth and breathing in deeply, filling the lungs with air. It's a very natural response to being tired. In fact, yawning is usually triggered by sleepiness or fatigue.
804695
You might shed a tear or two. When we yawn, the facial muscles surrounding our eyes pull tight. This may put pressure on our. ... When the facial muscles tighten during a yawn, the lacrimal glands may get “squeezed” causing them to release a small amount of tears that they were storing to release later.
1010863
When cats yawn they are not so much bored as signaling comfort and contentment. Sometimes yawning at a timid cat (and blinking slowly while gazing into space) will help it to relax.
130372
In addition, different regions of the brain control yawning and breathing. Still, low oxygen levels in the paraventricular nucleus (PVN) of the hypothalamus of the brain can induce yawning. Another hypothesis is that we yawn because we are tired or bored.
175599
For adults, a mood disorder or feeling overwhelmed emotionally can trigger tears while sleeping. There are a wide range of potential causes of waking up crying, some of which can occur in young children and older adults.
1144736
A. People yawn when they're tired, but also when they wake from a night's sleep. We yawn when we're bored, but also when we're anxious, or hungry, or about to start a new activity. ... Reading about yawning makes people yawn.
1332133
Why Snakes "Yawn" One reason snakes 'yawn' is to prepare themselves for a hearty meal, especially when their prey is considerably larger than their head! Yawning helps snakes open their jaws incredibly—one might even say _impossibly_—wide. Contrary to popular beliefs, snakes do not unhinge their jaws.