We tested popular wideband O₂ controllers against lab-grade equipment to see how accurate their lambda readings really are ...

A new lens-free imaging system uses software to see finer details from farther away than optical systems ever could before.

VO2 max, the measure of how much oxygen the body consumes during exercise, has become a ubiquitous tool for professional ...

A new study shows how one of the cell's most important energy-producing machines is built. Researchers at Karolinska ...

Inside a wellness spa in Chicago’s River North neighborhood, a video of Gwyneth Paltrow plays on a quiet loop near the ...

Dr. Valerie Cholet is a Professor of Kinesiology. She earned her doctorate at Penn State University and has taught in higher education for over 20 years. Her areas of specialization include Exercise ...

Oxygen concentrator bubblers and tubing need regular cleaning, and make sure to use distilled water, writes columnist.