One of the most abundant elements in the entire universe is oxygen and it is ironic that those who have problems with breathing cannot get enough of it.

Breathing is a completely involuntary action and it is done by our bodies and we do it all the time even when we are not aware that we do it. What this means is that if we want to stop breathing, we will have to force it. In order to survive we need oxygen for breathing and we need oxygen circulating through our blood. This way the oxygen will circulate through every important organ, tissue and cell in our bodies.

Hypoxemia is when our blood has lack of oxygen. It can be acute, which means it may happen all at once because of an emergency situation or it may be chronic, which means that it takes place during time and the reason is a certain long-term health condition such as COPD.

It is not important if a low oxygen level in your blood causes extreme issues, you can still discover ways that can help you to discover if your blood does not get enough oxygen.

We present you 5 signs which show that there is lack of oxygen in the blood


This is a very common sign of having oxygen deficiency in your blood. This means you are getting dizzy or weak more quickly than usual. A lot of people have problems when they stand up very quickly and they get dizzy or sometimes their vision gets black for a short moment.

Those who have lack of oxygen in their blood sometimes find that this is on a daily basis and it happens on a regular basis while performing any type of strenuous or light activity.

Your muscle may burn fuel with no oxygen for a certain period of time, yet this cannot be maintained for an indefinite period of time.

That is why, chronic lack of oxygen is going to lead to muscle weakness. It is not usual that lack of oxygen causes muscle weakness; there should be shortness of breath as well.

Because the blood transfers oxygen through the body, if you get dizzy or weak it can mean that there is blood deficiency and the blood is not going where it should go.


This is a huge sign that the body does not get enough oxygen. You can feel tired in many ways, but fatigue which is related to hypoxemia is never-ending and chronic.

If there is no proper gas exchange, the body won’t be able to receive the oxygen it need. As the time goes by, you might develop low levels of oxygen in the blood, which is a condition that is called hypoxemia. Once the body has lack of oxygen you can feel fatigued. Fatigue can get to you more quickly if your lungs are not able to exhale and inhale.

People usually say they feel exhausted when the day is half over and they cannot feel better even if they sleep. If you get tired way quicker than other people or quicker than before it can mean that there is lack of oxygen in your body.


Anxiety is usually categorized by fast beating or a racing heart. This means your heart works very hard so it can get enough oxygen to all important places and the reason is because there is lack of it. If you have not had any problems with anxiety before and recently your body has begun to exhibit a racing heart without having other symptoms of anxiety, it can mean that this happens because of lack of oxygen in the blood.


If there is lack of oxygen, you will have problems with breathing. If you have problems with pulling in oxygen and breathing, it will be hard for you to get the needed amount of oxygen in the blood. Those who have oxygen deficiency in their blood usually say that they had short of breath even they did not do any type of strenuous activity.


Have you experienced a pounding head after you’ve hold your breath? A lot of people have headaches and they can have different severity. If you have a headache it does not mean that you have lack of oxygen. However, if there is dizziness, confusion and problems with coordination, it can mean that there is no proper oxygen circulation in the body.

The brain requires a proper amount of oxygen and blood flow in order to run efficiently and also for us to feel healthy. In case of damage to this mechanism, the brain will use different ways to generate the pressure that it requires.

If the blood has lack of oxygen, it might be difficult for you to concentrate and to coordinate your body, which will cause confusion and headaches.

If there is no proper amount of oxygen in the lungs, your organs won’t be able to function properly. This will cause accumulation of toxins in the bloodstream and this will lead to vascular headaches. The reason for this is low oxygen levels that start the widening of the blood vessels and then the migraines appear.

Oxygen deficiency in the blood might be reason for concern, as it is often the reason or it often causes other illnesses and diseases.

How to treat hypoxemia?


You can visit a doctor and do some tests in order to determine the level of oxygen deficiency and to check the level of oxygen in your blood. You will also make tests for some common reasons for low oxygen levels. These problems will be treated and you will get help.

Nasal cannula

If there is no severe hypoxemia you can treat it using a portable oxygen mask, or you can use nasal cannula. It is a thin tube and has 2 separate openings which sit right inside the nostrils. They will pump oxygen in the body and this will allow additional oxygen circulation through the blood. It is a short-term treatment and it can be used for raising the oxygen levels.

Regular oxygen use

If you have severe lack of oxygen, you will be most likely prescribed with regular or long-term use of oxygen. This will depend on the severity of the situation, but you will have to use it during the day, overnight, and sometimes throughout the day.

Final thoughts

If you are worried that you have symptoms of low-oxygen levels in the blood, you should visit your doctor and do all necessary tests. Low oxygen levels might cause additional health risks and that is why it is important to be treated as soon as possible.