Very interesting article.

"The causes of “Fading Puppy Syndrome,” where puppies inexplicably begin to fail and die within a few days of birth, is still poorly understood.  Breeders valiantly try heroic measures to save the puppies - a few puppies might make it, but many, if not most, may still slip through a breeder’s fingers like so many grains of sand. But new research about dogs, combined with established knowledge about farm animal breeding, has led to new ideas that could stop some cases of Fading Puppy Syndrome before they start."

CLICK HERE for full article

Very well explained .