Cells in the human body need oxygen to function and survive, and severe deprivation of oxygen, as occurs in ischaemic heart disease and stroke, is a major cause of mortality. Nevertheless, other ...

When Should I Replace The O2 Sensor? The answer to this question is complex, as these sensors are not your standard maintenance items. No indicator lights on your dashboard or other means could hint ...

Researchers have developed a low-cost sensor from carbon nanotubes that can selectively and reliably measure minute quantities of oxygen in gas mixtures under light. The detector could be used in ...

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.