The image a society evolves of the relationship between the living and the dead is, in the final analysis, an attempt, on the level of religious thought, to conceal, embellish or justify the actual relationships which prevail among the living.
Obviously there is pain in childbirth. But giving birth is also a moment of awe and wonder, a moment when the true miracle of aliveness, and of a woman's amazing part in that miracle, is suddenly experienced in every cell of one's body. It is in that sense truly an altered state of consciousness.