Watch the book trailer: http://youtu.be/vmLctSK1FMM
False: A view commonly held by some is that lack of oxygen is the cause of near death experiences. The idea being that, during its final moments of life, the dying brain enacts its best-loved hopes and fantasies. There are several problems with this. The brain does not exist on a reservoir of oxygen, with performance slowly degrading as it runs out. It needs a continuous, well-oxygenated supply and when that stops, everything stops. In fact, total shutdown takes just three seconds, after which there is no brain activity available to access these hopes and fantasies.