Mercey Livingston is a health and wellness writer and certified Integrative Nutrition Health Coach. She's written about fitness and wellness for Well+Good, Women's Health, Business Insider, and ...

Apple's new Apple Watch Series 6 goes all-in on health care, including a new feature to measure blood oxygen level-- a vital sign that's been helpful monitoring COVID-19, among other things. Other ...

Global warming is causing rivers to slowly lose oxygen, threatening fish and other lives in the waterways, a new study shows.

A blood pressure monitor may be one of the most recognizable medical tools we have, but pulse oximeters are a close second for the most-used medical devices. Pulse oximeters, or pulse ox, measure the ...

The world's oceans are losing oxygen—and rapidly. The principal cause is the increasing warming of the oceans, which reduces ...

Oxygen levels in the Earth's atmosphere are likely to have 'fluctuated wildly' one billion years ago, creating conditions that could have accelerated?the development of early animal life, according to ...

The worst damage from COVID-19 was first measured in fevers, oxygen levels and death counts. Now, years later, researchers ...

A New Hampshire emergency room doctor says simple technology could save lives in the fight against the coronavirus. Dr. Richard Levitan, who has three decades of experience, volunteered last month at ...