Learn how oxygen’s early rise could have given complex life the energy boost it needed to evolve.

A nasal cannula is a medical device that provides supplemental oxygen therapy to people who have lower oxygen levels. There are two types of nasal cannulas: low flow and high flow. The device has two ...

The most common indication for the administration of supplemental oxygen is acute or chronic hypoxemia. Causes include pulmonary infection, chronic obstructive pulmonary disease (COPD), congestive ...

Oxygen is everywhere on Earth today. But that hasn’t always been the case. Scientists think oxygen only became a lasting part ...

home oxygen delivery_Getty_157329625 Use of home oxygen is associated with reduced physical function in patients with either COPD or idiopathic pulmonary fibrosis. NEW ORLEANS – Use of home oxygen (O2 ...

Oxygen therapy can help treat cluster headaches. However, current research does not support its use for migraine and other headache types. Oxygen therapy involves breathing in air that contains 100% ...

Some of Earth’s earliest microbes evolved the ability to use oxygen hundreds of millions of years before it accumulated in ...