Decreased oxygen: Hypoxia is a medical term for a decreased amount of oxygen in the blood. There are many reasons this can happen but it is a problem that requires evaluation and treatment.
Answered 5/20/2016
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Low oxygen: Where the whole body or a region of the body has inadequate oxygen supply. Variations in arterial oxygen concentrations can be part of the normal physiology, for example, during strenuous physical exercise. A mismatch between oxygen supply and its demand at the cellular level may result in a hypoxic condition.
Answered 2/25/2014
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3 doctors weighed in across 2 answers
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