It falls under the umbrella of acute mountain sickness (ACS) or altitude sickness, a condition that can cause a variety of ...

Mild cases show no signs and symptoms, but might develop ... If the level is below 90 percent, it is considered low and called hypoxemia. Arterial blood oxygen levels below 80 percent may ...

The hallmark symptom of sickle cell anemia is pain, particularly episodes of sudden pain, sometimes called sickle cell crises ...

A Center for Eye Research Australia study has linked low levels of oxygen in the blood overnight—a common sign of obstructive ...

How can low oxygen levels lead to developmental abnormality and disease? It seems that proteins called hypoxia-inducible factors (HIFs) can affect gene expression in low-oxygen conditions.