Hyper-CubeWhat is hyper cube oxygen therapy? Hyperbaric oxygen therapy (HBOT) is a powerful treatment involving the use of a hyperbaric chamber. When inside the chamber, you are able to breathe in pure oxygen at air pressure levels much higher than normal air pressure: about three times higher. Air pressure at these levels helps to fill the blood with enough oxygen to repair tissues and restore normal body function. Hyperbaric therapy is simple, painless, and