This large prospective UK study compared five low-cost fingertip pulse oximeters with arterial blood gas measurements and ...

We get asked two questions more than any other here at Wareable: ‘Should I buy [insert Apple Watch model]?’ and ‘Should I upgrade from [insert Apple Watch model]?’. This guide answers those questions.

Fitbit's Charge series has long been the Goldilocks of the brand's fitness trackers — not quite a smartwatch, but far more capable than a basic step counter. With the Charge 6 (released in 2023), ...

A pulse oximeter measures blood oxygen levels at home and in healthcare settings. Abnormally low readings on a pulse oximeter might require medical care, especially if they are below 92%. Skin color ...

Alena is a professional writer, editor and manager with a lifelong passion for helping others live well. She is also a registered yoga teacher (RYT-200) and a functional medicine certified health ...

If you have trouble breathing, your doctor may recommend a few tests to figure out what’s causing it. Some measure how much air you breathe in or out or how much oxygen is going from your lungs to the ...