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how low can oxygen levels go

A 36-year-old member asked:
Dr. William Harris
32 years experience Family Medicine
Yes: Think about americans who live in denver, sherpas that live in tibet, & the maya in south america. These are populations of people who have become acc ... Read More

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A 44-year-old member asked:
Dr. Nestor Del rosario
33 years experience Addiction Medicine
Oxygen: The normal o2 in the blood is calculated as that which should be calculated by knowing the lung, the age, water vapor pressure, etc. Very complicated. ... Read More
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A 31-year-old female asked:
Dr. Dan Fisher
26 years experience Internal Medicine
Yes.: Don't really have any choice. Not sure why your levels are low or how low, but staying awake eternally is not an option. If low levels are due to a ... Read More
Dr. Peter Hahn
23 years experience Pulmonary Critical Care
Yes: However, chronically low oxygen levels can cause changes in the heart. Figuring out why is important. Possible causes include chronic lung diseases, ... Read More
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A 36-year-old member asked:
Dr. Azmat Qayyum
32 years experience Pulmonary Critical Care
Same as adults: Any disease which can cause low oxygen saturation in adults will do in elderly. Pneumonia. Sepsis from any other infection heart failure bronchitis a ... Read More
A 31-year-old member asked:
Dr. Michael Sparacino
36 years experience Family Medicine
See below: Anything external or internal can can low oxygen level, but that has no relation to yawning.
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A 32-year-old member asked:
Dr. Alan Ali
Dr. Alan Ali answered
31 years experience Psychiatry
Low oxygen: Low oxygen can result from anemia, lung diseases or heart disease. Consult her doctor for clarification.
A 43-year-old member asked:
Dr. Kristi Woods
22 years experience Pediatrics
Many things: Infection, poor air flow into the lungs, poor blood flow to and from the lungs, a heart problem such as a hole within the heart could all cause this. ... Read More
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A female asked:
Dr. Michelle Zetoony
17 years experience Sleep Medicine
It can: It can but it shouldn't. Talk to your cardiologist. PFO tend to be small and under low pressure so when you exercise it should not effect things as ... Read More
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A 35-year-old member asked:
Dr. Michael Questell
8 years experience Family Medicine
Low oxygen: One way is to use a pulse oximeter which fits over the finger and gives a good approximation of the oxygen in the blood.
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A 29-year-old member asked:
Dr. Barbara Stark Baxter
41 years experience Allergy and Immunology
Lung disease: Is the commonest reason for a low level of oxygen in the blood. It can also happen in heart disease if the heart is failing and fluid builds up in oth ... Read More
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