That’s where pulse oximeters come in. These small devices measure your heart rate and SpO₂. They give you another way to understand how your body responds during exercise and recovery. Also, they may ...

Canned oxygen promises to boost your performance at altitude. We asked a medical expert if it lives up to the hype, then put ...

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 ...

There’s a quiet irony at the heart of indoor gardening. Most houseplants don’t die from neglect. They die from too much love.

Today:Early fog in the far southwest clears quickly. Most areas stay dry with sunshine and variable cloud, though northern and northeastern regions may see isolated showers. Light winds overall, ...

Steffini Stalos, DO, is board-certified in pathology and lab medicine. She is currently Chief Medical Officer of Blood Associates, a lab consultancy firm. If your oxygen level drops below 92%, seek ...

You might love the motivating tempo for workouts or the cadent call for calm that a smartwatch heart rate monitor provides. But when it’s time for an upgrade, what ...

Where (and how) you wear your health tracker can impact your data accuracy. Here's what researchers say matters most. Vanessa is a lead writer at CNET, reviewing and writing about the latest ...

Trent Sherfield is clearly more than a special teams player. After signing with the Denver Broncos this spring, the 29-year-old wide receiver has impressed at training camp, and that trend continued ...

The British Thoracic Society (BTS) Home Oxygen Guideline provides detailed evidence-based guidance for the use of home oxygen for patients out of hospital. Although the majority of evidence comes from ...

Zimlich is a critical care nurse who has been writing about health care and clinical developments for over 10 years. Normal blood oxygen saturation levels are 95% to 100%. Most people should have a ...