Once the preserve of medical settings, they are increasingly found in fitness trackers and even smartphones, letting you check your sats quickly and easily, wherever you might be.īlood oxygen saturation is given as a percentage, with readings above 95% considered to be normal and healthy.
PULSE OXIMETER SLEEP MONITOR HOW TO
How to choose the best pulse oximeter for you What is a pulse oximeter?Ī pulse oximeter – sometimes referred to as an SpO2 sensor – is a sensor that uses light to measure your pulse and “sats”, or how saturated with oxygen your blood is. After this, you will find a selection of pulse oximeters that you can buy today.
In the meantime, to learn what pulse oximeters do, what their shortcomings are, and how to interpret the data they record, read on. As such, if you’re worried you may have coronavirus symptoms, it goes without saying that you should consult a qualified professional before anything else. So are these cheap devices the magic bullet for treating coronavirus? Unfortunately, it's not as clear cut as that, because, as Levitan warns, they’re not 100% accurate and this is especially true of some cheap consumer devices. He explains that by the time patients actually notice they're having trouble breathing, they often require ventilation. In a New York Times article, US doctor Richard Levitan argues that pulse oximeters could be used to detect breathing problems sooner in Covid-19 patients, so they get treatment earlier, thereby reducing the risk of developing more severe symptoms. But what do they do and what's the connection with the ongoing pandemic? These simple devices are available on the high street for relatively low prices and are also included in many fitness wearables.
You may have noticed pulse oximeters getting a lot of press recently in light of coronavirus.
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