Hyperbaric oxygen therapy involves exposing the body to 100% oxygen at a pressure that is greater than normal. . Wounds need oxygen to heal properly. Exposing a wound to 100% oxygen may speed healing.

Center for Space Sciences and Technology, University of Maryland Baltimore County, Baltimore, Maryland 21250, United States Planetary Environments Laboratory NASA/GSFC, Greenbelt, Maryland 20771, ...

Today, he needs supplement oxygen to go on a walk. David Lynch at the 15th Annual IFP-West Independent Spirit Awards in March 2000. Ron Galella Collection via Getty Images “A big important part ...