VO2 max is an intimidating word for an easy-to-understand biometric: It’s how well your body uses oxygen when you push ...

Largest study on this topic suggests that measurement errors lead to potential delays in care and contribute to health ...

Fingertip monitors known as pulse oximeters that can be used at home to detect low blood oxygen levels (hypoxaemia) give ...

Correspondence to: TS Valley thomas.valley@cuanschutz.edu ...

"Although absolute differences in readings were small, they can result in substantially higher rates of false negatives and ...