Device Pulse is a messaging and device monitoring app that's preinstalled on all smartphones bought from the MVNO TracFone. It allows you to contact TracFone's customer support and check ...

What Is a Pulse Oximeter? A pulse oximeter, or pulse ox, is an electronic device that can be attached to your forehead, fingers, nose, foot, toes, or ears. A nurse or medical assistant usually ...

So she decided to pressure companies to make a more equitable device by suing 12 pulse oximeter manufacturers and distributors. That suit, filed almost a year ago, is beginning to create change.

You can learn more about the impact of this essay here. COVID-19 care has brought the pulse oximeter into many American homes. This compact medical device, costing as little as $20, clips onto a ...