NODE is a multi-function remote sensor designed for use with a linked smartphone.

Interestingly, Apple has implemented a feature for detecting sleep apnoea without the blood oxygen sensor. Instead, the precise motion sensors of the computer watch are used, among other things.

Your vehicle's O2 sensor plays a significant role in its performance and if it's faulty, it's not something you should ignore. Here's what you need to know.

Researchers at FAU and McGill University Québec hope to design a wearable device that is capable of automatically monitoring respiratory function and reliably recognises changes in symptoms.

One of the most common reasons your check engine light comes on is a faulty oxygen sensor. Here's how to detect problems with the sensors and how to fix them.