Doctor insights on:
Dangerous Blood Oxygen Level
What is normal levels of oxygen in the blood? What is considered low and what is considered dangerous? Is levels in the 80s ok?
Oxygen level....: The oxygen saturation, or pulse oximetry, should be in the 90's normally. Any value of less than 88% on room air qualifies a patient for supplemental oxygen therapy. So, an oxygen saturation in the 80s is not normal. Your doctor will need to find out why your oxygen level is low and provide treatment. ...Read moreGet help from a doctor now ›
It depends: If you live at sea level, and the pulse oximetry machine if functioning normally, your arterial oxygen saturation should be higher than 93%. If you live at high altitude, the partial pressure of oxygen in the air is lower and, depending on how high you are, an oxygen saturation level of 93% may be normal. ...Read moreGet help from a doctor now ›
Ambient air is about: 21% o2, and healthy lungs produce a po2 of 80-100%. Babies in nicu's treated with 100% due to respiratory immaturity could get pulmonarty and retro lentar fibrosis. One does not do well with higher levels of o2. Like goldylocks, not too little, not too much: just right. ...Read moreGet help from a doctor now ›
Not really: If it is a nonsmoker, then no, should be 95%+ as "normal." lower can indicate lung infection or function abnormality. Smokers or persons with lung diseases often have lower saturations like this. If no explanation, should see dr for exam and probably chest xray ; breathing treatment(s). ...Read moreGet help from a doctor now ›
Depends: On your age and condition . It is usually reported by%. For example a little baby you would want to be high, close to 100% and if sick not lower than 92% when ill and hospitalized. A normal person walking around is usually 96- 100%. If a person has a chronic lung condition lower percentages of oxygen are acceptable, down to about 88%. ...Read moreGet help from a doctor now ›
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