Top 20 Doctor insights on: Yawn lack of oxygen

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Angina and yawning, is this caused by lack of oxygen?

Angina and yawning, is this caused by lack of oxygen?

Sort of yes but: Angina is the lack of oxygen in an area of the heart and is due usually to a closure or stricture of an artery.
Yawning is due to less oxygen and might very normal, happening when our respiration is slowed or just before falling asleep, is a normal happening. ...Read more

Dr. Al Hegab
238 Doctors shared insights

Hypoxia (Definition)

Hypoxia, is a condition in which the body as a whole or a region of the body is deprived of adequate oxygen supply. It is classified into 4 groups: - hypoxemic - oxygen is low - anemic - decreased ability for hemoglobin to carry oxygen. - ischemic - decreased blood flow. - histotoxic - oxygen is reaching the cells, but the cells are unable to ...Read more


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Is it bad when you yawn a lot? Sometimes I yawn a lot but feel fine. Not tired really. Lack of oxygen?

Is it bad when you yawn a lot? Sometimes I yawn a lot but feel fine. Not tired really. Lack of oxygen?

Yawning: Hello! I don't think the last word on the "cause" of yawning has been written. Its thought to be due to relative hypoxia. When or if you find out what the definitive cause is, please let me know! :-)) tthx ...Read more

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What's your opinion on treating lack of oxygen?

What's your opinion on treating lack of oxygen?

Mixed: As a pulmonologist I know that hypoxia (low oxygen saturation) is something to be avoided, but I think we may well over-prescribe oxygen therapy. There are trials going on to determine whether our current practice (provide supplemental o2 to anyone who drops below 88% saturation either at rest or with activity) is beneficial, harmless, or harmful. You may want to see if you are eligible for this. ...Read more

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What are the effects of lack of oxygen to the brain?

What are the effects of lack of oxygen to the brain?

Stroke or death: If localized area then patient will have stroke but if it's global and for long time then can cause brain death. ...Read more

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Help me out here: what is lack of oxygen?

Help me out here: what is lack of oxygen?

Low levels of oxygen: There are a few different ways to measure oxygen levels in your blood. Simply put, oxygen is necessary for your body to produce energy (to stay alive!) if the levels of oxygen are a little bit low, your body will slowly suffer. If its really low, the body cannot survive for long. There are several organs involved in delivering oxygen to your body. Which one is not functioning? ...Read more

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Can someone die in a stuck elevator for lack of oxygen?

Can someone die in a stuck elevator for lack of oxygen?

No: Elevators are not sealed. Air moves in and out of elevators. ...Read more

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I'm curious. What symptoms go along with lack of oxygen?

I'm curious. What symptoms go along with lack of oxygen?

Many: Depending on whether it is acute or chronic. When chronic, there is fatigue, breathlessness on exertion and, if carbon dioxide levels are also rising, somnolence deteriorating to coma. When acute, there is confusion (think of pilots above 10, 000 feet without oxygen), cyanosis, breathlessness progressing to frank air hunger. If coronary disease is present, there is angina. ...Read more

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Do you think out of body experience is brought on by lack of oxygen?

No there is no evide: No there is no evidence to support this. It happens in near death experiences, sometimes spontaneously, and sometimes with physical and mental trauma, dehydration, sensory deprivation, sensory overload, use of psychedelic drugs, or dream like state.
But lack of oxygen is not the cause. ...Read more

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Why should you put a person on ice after an accident involving a lack of oxygen?

Why should you put a person on ice after an accident involving a lack of oxygen?

In the newspaper: Cold temperature may protect the brain - hopefully. But not often successful.

This has even be discussed in newspapers. Unfortunately, it often does not make a difference. We still would like to have something better.

All the best. ...Read more

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Baby was born with lack of oxygen. What complications can this cause?

Baby was born with lack of oxygen. What complications can this cause?

Asphyxia: The lack of oxygen called asphyxia. It may cause injury to the brain and other organs. The neonatologist, who is taking care of the baby, should explain to you how bad it is. ...Read more

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How harmful for your health is it for you to black out from lack of oxygen?

Not good...: If you "black out" from lack of oxygen, it means your brain in not getting enough oxygen. It could also mean integer organs are not getting enough oxygen, like your heart, kidneys, liver, etc. You need to find out why you don't have enough oxygen and get treatment, which may include supplemental oxygen, if needed. ...Read more

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Friend told me they have Aspergers from a lack of oxygen when they were a baby. I don't believe them, but I could be wrong. Is this possible?

Friend told me they have Aspergers from a lack of oxygen when they were a baby. I don't believe them, but I could be wrong. Is this possible?

We don't know the: Exact cause of Aspergers, autism in general, bi-polar or ADHD, even though we have identified genetic markers for all. We do know that if the mother is using drugs while pregnant that the chances go up for the baby to develop any of these, but again, this is NOT a one-to-one correlation. Lack of O2 is correlated with learning disabilities, as well, so it could be a factor. ...Read more

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How does a lack of oxygen affect the brain?

How does a lack of oxygen affect the brain?

Cerebral anoxia: Confusion or loss of consciousness, dizziness, seizures, coma. Oxygen deprivation to the brain causes brain cells to die within minutes. ...Read more

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Is all death lack of oxygen? Is all brain death lack of oxygen? Can humans die solely from too much oxygen?

Is all death lack of oxygen? Is all brain death lack of oxygen? Can humans die solely from too much oxygen?

Not for "BrainDeath": Yes lack of oxygen is a cause of brain damage from a variety of causes. One can also have brain death from trauma (head injury). Also metabolic issues such as to low blood sugars.
Also too much oxygen can damage the lung tissue. ...Read more

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How can I prevent lack of oxygen in my eyes?

How can I prevent lack of oxygen in my eyes?

Not a problem: The front of the eye gets its oxygen directly from the air. Contact lenses can diminish this but modern designs minimize this problem. If you are having trouble getting oxygen to the back of the eye, then you have a major circulatory system problem which needs cardiac attention. ...Read more

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Does a catscan show lack of oxygen in brain?

Does a catscan show lack of oxygen in brain?

CT scan brain: It can show that if the brain has suffered severe ischemic brain injury. However, in someone who is walking and talking, a ct is very unlikely to show any signs of a slightly diminished delivery of oxygen to the brain. ...Read more

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Yawning (Definition)

Yawning is opening the mouth semi-voluntarily while taking a long, deep breath of air. It is a type of reflex action controlled by the brain (a person cannot yawn on command). Yawning is normal, and usually due to drowsiness or tiredness. However, excessive yawning that happens much more often than normal may be caused by vagus nerve signals, due ...Read more


Dr. Scott Bolhack
3,110 Doctors shared insights

Oxygen (Definition)

Oxygen is a gas that the cells in your body need to work properly. The air we breathe normally has 21% oxygen. A maximum of 100% oxygen can be given. Babies with heart or lung problems may need ...Read more