What is hyperbolic psychotherapy?

I'm not sure if I got the correct spelling of hyperbolic...Just wanna know what is "hyperbolic therapy" ability or have you heared nearly that? coz, my friend told me that he is tired because he had that variety of therapy ultimate night.What is hyperbolic psychotherapy?
You might parsimonious hyperbaric therapy. This is when they put you surrounded by a room where they increase the atmospheric pressure contained by the room. It become slightly harder to breathe, but it is used in indisputable cases to treat infections, especially anaerobic, to treat the bends, and to treat carbon monoxide poisoning, It is also used for osteonecrosis and necrotizing fasciitis.
hyperbaric means lots of oxygen.merely to add to above answer