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 ...

New research suggests that exposure to lower oxygen levels at high altitude may trigger biological changes that could benefit people living with diabetes.

A recent report out of Oregon State University paints a picture of how ocean oxygen levels have decreased in the Pacific Northwest over the years. The report found near-bottom levels of dissolved ...

For many years, scientists noticed an interesting pattern among people who live in mountainous regions. Communities that live ...

The study included 17 sea-level residents visiting the University of California’s White Mountain Research Station, located in Inyo County at 12,740 feet. Volunteers spent varying amounts of time at ...

Fingertip monitors known as pulse oximeters that can be used at home to detect low blood oxygen levels (hypoxaemia) give higher readings for patients with darker than lighter skin tones, finds the ...