Editors’ Note: On December 17, 2020, the New England Journal of Medicine published a research letter, “Racial Bias in Pulse Oximetry Measurement,” prompted by this essay. Read the medical study here ...

Accurate patient monitoring is not an optional extra in general practice. It is a fundamental part of the clinical encounter, ...

One hour into the surgery. The rhythmic, steady beeping of the pulse oximeter suddenly drops in pitch. It's the SpO2 alarm. The screen reads "92%". You instinctively tense up. The scrub nurse's gaze ...

Some people who develop COVID-19 experience a mild illness with few symptoms while others can become seriously ill. COVID-19 is the illness that’s caused by the novel coronavirus, SARS-CoV-2. It can ...

The wearable tech landscape has changed dramatically since the first fitness trackers arrived over a decade ago. For years, the only option was a simple wristband that could track your daily steps and ...

In medicine, hypoxia is a condition in which the human body tissues are not oxygenated sufficiently to maintain adequate homeostasis, resulting from inadequate oxygen delivery to the tissues due to ...

Smartwatches have made heart rate and blood oxygen saturation (SpO₂) tracking part of everyday life. And to be fair, they are useful for most people who want to monitor their activity. However, if you ...

Researchers developed a transparent smart contact lens that uses gold nanoparticle-embedded PEDOT:PSS nanowires to improve ...

There has never been a better selection of fitness trackers, but with choice comes confusion. We're here to help you narrow your options and find the best fitness tracker for your needs and budget. We ...