The University of Michigan reports that there is new research showing highly increased levels of brain activity for approximately 30 seconds after bloodflow ceases.
Well, there may or may not be anything to this. Most users of this site are open enough to not blow off scientific points of views out of hand and to take in new facts as they occur.
This is something new and interesting to keep in mind. Who knows where it will lead, if anywhere.
For more, check this out.