Hyperbaric Oxygen Therapy, HBOT, was first set up in the year 1662 to address respiratory problems in patients. Later in 1940s, HBOT was used as a standard to treat military divers in the United States when they suffer from DCI, decompression illness. The FDA (Food and Drug Administration) in the United States has approved HBOT for 13 conditions and it is in the process of approving HBOT for more.
Brain stroke is a medical emergency condition wherein the blood supply/flow to the brain is disrupted due to various reasons. As the blood supply drops, the brain cells in the corresponding areas with low or nearly no blood supply start to die resulting in loss of functionality of body parts, speech problems, paralysis and sometimes death.