Breathing is a crucial biological function essential for survival and various bodily processes. It occurs involuntarily, ...

A pulse oximeter is a device that clips on your finger, toe, or earlobe to measure blood oxygen saturation. Here's how it works and how to read it.

(CNN) — Vaping has an immediate effect on how well the user’s blood vessels work, even if the e-cigarette doesn’t contain nicotine, according to new research. The research – which has not been ...

Walking through his south Kalispell clinic, The Natural Path, Paul Raish explains what each machine does for patients.

(CNN) — Scientists have long known that pulse oximeters are less accurate when used for people with dark skin tones – and now, a new report offers some insight into just how much more inaccurate these ...