The smartwatch's Blood Oxygen app lets you measure the oxygen level of your blood on-demand. It's been MIA for more than a ...

One of those vital signs is blood oxygen level, and in the hospital, it’s measured with a pulse oximeter. Patients with Covid-19 can sometimes have relatively mild symptoms and seem to be ...

Respiratory ailments such as COVID-19 hamper the body's ability to draw oxygen from the lungs, which is why patients' blood oxygen levels often need to be checked. New research now suggests that ...

To view both your real-time and historical oxygen saturation data, open the Health app on your iPhone, select the Browse tab ...

Learn how to check your lung health at home with the simple BOLT Breathing Test. Know how it works, what your score means, ...

Apple rolled out a redesigned Blood Oxygen app for Apple Watch in the U.S. with watchOS 11.6.1, and we're here to help you ...

Whether it’s been a while since you’ve used the feature or never have – follow along for how to check blood oxygen with Apple Watch. We’ll also cover which models support the feature and ...

The blood oxygen level measurement is coming back to the Apple Watch Series 9, 10, and the Ultra 2, over a year after Apple ...

Apple introduces redesigned Blood Oxygen feature for select Watch models in the US via iOS and watchOS update- here’s what it means for users.

The BOLT test, a simple method to assess breathing efficiency, measures how long one can comfortably hold their breath, ...