Verywell Health on MSN

What a Dangerously Low Oxygen Level Means for Your Health

A dangerously low oxygen level—usually below 92%—can cause shortness of breath, confusion, chest pain, or fainting. It’s ...

Study finds microbes used oxygen far earlier than scientists thought

Oxygen fills the air today, but for most of Earth’s early history it barely existed. Scientists say the atmosphere did not hold steady oxygen until about 2.
STAT

Q&A: Why low oxygen shows potential as therapy for some chronic diseases

Elizabeth Cooney is a cardiovascular disease reporter at STAT, covering heart, stroke, and metabolic conditions. You can reach Liz on Signal at LizC.22. Oxygen is the breath of life, right? Because it ...
The Conversation

Suffocating seas: low oxygen levels emerging as third major threat to tropical coral reefs

Jennifer Mallon receives funding from US-UK Fulbright Commission, Smithsonian Institution Fellowship Program, University of Glasgow Early Career Mobility Award and the Link Foundation. Adrian Michael ...
San Diego Union-Tribune

What oxygen levels in the Tijuana River estuary tell us about the impacts of the sewage crisis

Researchers Jeff Crooks and Stephany Garcia checked the minnow traps left at the murky mouth of the Tijuana River on a sunny October morning. They didn’t expect any catches. They haven’t had any for ...
News Medical

Pulse oximeters overestimate blood oxygen levels in patients with darker skin

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 ...