My research tells me their ...
Published by Nevin Eckert, Water Researcher, Educator and Adviser
My research tells me their are negative health effects, this article speaks to the subject http://worldacidrainsecrets.blogspot.com/2012/02/acidic-drinking-water-its-health-risks.html
Another important issues is the leaching effect of acidic water, acidic water has corrosive properties, it leaches substances from everything its stored in and flows thru, plastic storage containers and PVC pipes are all made of toxic materials.
Yes, their are household treatment methods to increase pH, but of equal importance is complete purification. www.truestspring.com nevin@truestspring.com