True Story Teller wrote:
... the pain came and went in ever stronger waves, I started to lose my vision and hearing. Blackness just came in from the sides until nothing was left. And sounds just seemed to become washier and washier, getting ever fainter.
At one point during cancer, I lost consciousness and was very close to death 20+ times within a 2-week period. Sometimes, it would be exactly like this description (but I felt no pain) and other times I would suddenly be gone from one second to the next.