Oxygen therapy has many benefits and few risks for the average person. Generally it takes 3 to 5 minutes to oxygenate ones blood, but a 10 minute session is recommended. If one is suffering from: headaches, hangover, migraine, stress, fatigue, cramps, jet lag, heat exhaustion, or minor aches and pains, oxygen can provide almost immediate relief. On a longer term basis, oxygen flushes all the toxins and impurities out of one’s blood, preventing cancer from gaining a foothold. Also, if one has minor sprains or injuries, oxygen can promote the healing of these injuries resulting in faster healing times. Oxygen is also known to improve memory and concentration levels.