Medically reviewed by Steffini Stalos, DO 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 ...

Dying in one's sleep, often perceived as peaceful, frequently indicates underlying health problems like sleep apnea, cardiac arrest, or uncontrolled d ...

That’s why it’s counterintuitive to think low oxygen could be a therapy for chronic conditions ranging from mitochondrial diseases and autoimmune disorders to Parkinson’s and even aging.

Folks on Big Spirit Lake have been observing strange behavior in the fish there for the past few weeks because of low oxygen levels in the water.

A recent study explored one possible cause -- hyperoxia or high concentrations of oxygen given to such patients during surgery -- as opposed to doses more similar to air. The study concluded that ...

Dizziness related to low iron occurs when the brain isn't getting enough oxygen. This can cause lightheadedness, fainting, or a feeling of imbalance.

Battaglia: Have we determined the cause of why these low oxygen levels are happening, or why the oxygen levels are getting lower? It seems like climate change is playing a factor in that?