Scientists have long been puzzled by how maturing red blood cells manage to produce all the hemoglobin they need to carry ...

Patients are getting stuck in the emergency department for days while waiting for a spot in an inpatient ward.

Spy Mode questions were also an issue, ranging from 'what's your favorite Pokémon?' to improv scenarios with your stranger, ...

Your VO2 max — a good indicator of cardiopulmonary fitness — isn’t static. It can be improved with consistent exercise or ...

As a practicing respiratory therapist for over 40 years and a clinical educator for the past 20 years, I have spent countless hours training patients how to manage their supplemental oxygen usage and ...

New research links sleep apnea to declines in muscle quality, raising concerns about strength, mobility, and long-term ...

Scientists have long been puzzled by how maturing red blood cells manage to produce all the hemoglobin they need to carry ...

Earth formed within such a precise “Goldilocks zone” for oxygen that a 5% change would have prevented life from emerging.

VO2 max is a measure of the maximum amount of oxygen the body can handle during intense exercise. A doctor explains how it's ...

A new approach reveals unexpected ways oxygen can bind to rare metals. Iron plays a central role in how the body uses oxygen. In hemoglobin, it binds dioxygen, a pair of oxygen atoms, allowing blood ...

Iron and oxygen bind together throughout the body. Most famously, iron binds dioxygen, or two oxygens paired with each other, in hemoglobin that transports oxygen through blood. But iron-oxo compounds ...