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Last updated on April 17, 2014 at 17:30 EDT

Latest Hyperoxia Stories

2010-10-29 19:07:48

The giant dragonflies of ancient Earth with wingspans of up to 70 centimeters (28 inches) are generally attributed to higher oxygen atmospheric levels in the atmosphere in the past. New experiments in raising modern insects in various oxygen-enriched atmospheres have confirmed that dragonflies grow bigger with more oxygen, or hyperoxia. However, not all insects were larger when oxygen was higher in the past. For instance, the largest cockroaches ever are skittering around today. The question...

2010-06-02 12:59:23

Patients who have excessive oxygen levels in arterial blood (hyperoxia) following resuscitation from cardiac arrest have a higher rate of death in the hospital than similar patients without arterial hyperoxia, according to a study in the June 2 issue of JAMA. The most common lethal conse­quence of cardiovascular dis­ease is sudden cardiac arrest. Even if return of spontaneous circulation (ROSC) from cardiac arrest is achieved, approximately 60 percent of...