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 ...

Janay Reece came back home to Baltimore to join WJZ in August 2023. Before coming back to the Charm City, Janay was a morning anchor and reporter for WDBJ7 in Roanoke, VA. She joined the WDBJ7 morning ...

Global warming is causing rivers to slowly lose oxygen, threatening fish and other lives in the waterways, a new study shows. Researchers in China used satellites and artificial intelligence to track ...

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 ...

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 ...

Coral reef research has focused on the twin evils birthed by record-high greenhouse gas emissions: warming oceans and increasingly acidic seawater. These global threats are caused by seawater ...

Feb 20 (Reuters) - (Health Rounds is published on Tuesdays and Thursdays. Think your friend or colleague should know about us? Forward this newsletter to them. They can also subscribe here.) Diabetes ...

You could call it “Dead Zone East,” a 1,634-square-mile area of Gulf of Mexico bottom waters with dangerously low levels of oxygen on the east side of the Mississippi River. It's a bit larger than the ...

This occurs because oxygen release depends on local oxygen concentration: in low-oxygen regions, a greater amount of oxygen is released, while in areas with higher oxygen levels, the amount released ...