Doctors often say labs look “normal.” Dr. Mark Hyman explains why that doesn’t always reflect wellness, and what early ...

About 5,000 people have died of the flu so far this season, including 9 children, as the Trump administration pulls back on ...

To take a pulse oximetry reading, turn on the device, place it on your fingertip, sit still, and wait for a stable reading. Normal oxygen saturation levels range from 95% to 100%; levels below 92% may ...

Scientists sent hurricane-level floods into a Maryland forest to find out what extreme weather and sea-level rise mean for coastal woodlands Kristen Goodhue PNNL Earth scientist Peter Regier (left) ...

Researchers in the U.S. have found that exposure to low oxygen levels — known as hypoxia — early in life can cause pulmonary hypertension (PH) by permanently altering lung blood vessel development.

1 Mean (SD); 2 Kruskal-Wallis rank sum test. Tremblay J. C. and Ainslie P. N. [22], who in their research used a Geographic Information Systems (GIS) approach to quantify the human population at 500 m ...

Your lungs start burning after 30 seconds underwater. Most people tap out before hitting two minutes. Yet Croatian freediver Vitomir Maričić just held his breath for 29 minutes and 3 seconds on June ...

Scientists discovered that low-oxygen environments can shield brain cells and restore movement in Parkinson’s models, hinting at a new therapeutic path. The approach challenges long-held assumptions ...

Blood Oxygen is back for affected Apple Watch models. Will be reinstated with the latest iOS and WatchOS updates. Apple redesigned it to resolve an import ban over patent infringement. Get more ...

The company said it would issue a software update to restart the technology, which was caught up in a patent dispute. By Tripp Mickle Reporting from San Francisco Apple said on Thursday that it would ...

Researchers from the Broad Institute and Mass General Brigham have shown that a low-oxygen environment — similar to the thin air found at Mount Everest base camp — can protect the brain and restore ...