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2. Oxygen saturation (medicine) - Wikipedia

   en.wikipedia.org/wiki/Oxygen_saturation_(medicine)

   Normal arterial blood oxygen saturation levels in humans are 96–100 percent. [1] If the level is below 90 percent, it is considered low and called hypoxemia. [2] Arterial blood oxygen levels below 80 percent may compromise organ function, such as the brain and heart, and should be promptly addressed. Continued low oxygen levels may lead to ...

3. Hypoxemia - Wikipedia

   en.wikipedia.org/wiki/Hypoxemia

   Hypoxemia (also spelled Hypoxaemia) is an abnormally low level of oxygen in the blood. [1] [2] More specifically, it is oxygen deficiency in arterial blood. [3] Hypoxemia is usually caused by pulmonary disease. Sometimes the concentration of oxygen in the air is decreased leading to hypoxemia.

4. What Is a Normal Oxygen Level and How Can I Check Mine? - AOL

   www.aol.com/normal-oxygen-level-check-mine...

   One of those vital signs is blood oxygen level, and in the hospital, it’s measured with a pulse oximeter. Patients with Covid-19 can sometimes have relatively mild symptoms and seem to be ...

5. Arterial blood gas test - Wikipedia

   en.wikipedia.org/wiki/Arterial_blood_gas_test

   An arterial blood gas (ABG) test, or arterial blood gas analysis (ABGA) measures the amounts of arterial gases, such as oxygen and carbon dioxide. An ABG test requires that a small volume of blood be drawn from the radial artery with a syringe and a thin needle , [ 1 ] but sometimes the femoral artery in the groin or another site is used.

6. Everyone’s Buying These Pulse Oximeters — Here’s What They ...

   www.aol.com/everyone-buying-pulse-oximeters-don...

   Normal levels in otherwise-healthy adults range between 95% and 100%, according to the World Health Organization and other experts, while a blood oxygen level of 92% or less may indicate a serious ...

7. Doctors: Trump's blood oxygen level dropped twice recently - AOL

   www.aol.com/news/2020-10-04-doctors-trumps-blood...

   The level currently stands at 98%, Trump's medical team said. Blood oxygen saturation is a key health marker for COVID-19 patients. A normal reading is between 95 and 100. A drop below 90 is ...