4. All known diseases today exist only when there is a pH that is slightly lower more acidic than ideal. This means that no known disease occurs that is experienced while being too alkaline.There are two more things that should be noticed about this before going on:First, if someone wanted to sabotage the health of the world it would be a crafty trick to put things into the environment that would cause rapid shift to the too alkaline state. We are not well prepared to handle this. Of course, as soon as people became afraid of dying from it, our blood would shift right back to acid and we would be healed!

via Can Your Bodys pH Be Too Alkaline?.