A dangerously low oxygen level—usually below 92%—can cause shortness of breath, confusion, chest pain, or fainting. It’s often triggered by lung or heart conditions like COPD, asthma, or heart ...

Liz covers cardiovascular and metabolic disease, asking why we’re not doing better or even losing ground against the world’s leading killer. Send tips on Signal at LizC.22. Oxygen is the breath of ...

In the complex landscape of cancer, tumors create their own microenvironment, often marked by low oxygen levels, a condition known as hypoxia. Hypoxia arises as tumors grow rapidly, outpacing their ...

Friedreich's ataxia is a rare, inherited disease that causes progressive nervous system damage, impairing balance and coordination and leaving patients unable to walk by early adulthood. "If we accept ...

Share on Pinterest Lower oxygen levels may be beneficial to the lungs and overall health. Yaroslav Danylchenko/Stocksy Researchers are reporting that an environment with lower oxygen levels helped ...