By Dr. Liji Thomas, MD A major UK study shows that commonly used home pulse oximeters can overestimate oxygen levels in ...

Patients with darker skin tones have peripheral oxygen saturation (SpO2) readings that are higher than patients with a ...

After testing countless devices for accuracy, comfort, and general value, these are the best fitness trackers I'd recommend.

Here are the best budget fitness trackers to help you smash your New Year's resolutions, whether you want to track your workouts, improve sleep, run a marathon or take up swimming. When you purchase ...