These days, drinking water varieties seem endless - but they aren't all the same. Here's why you should avoid drinking ...

from spring water to mineral water and the increasingly popular purified and distilled water. You've probably seen these labels on bottles in stores or heard about them from health-conscious ...

"So companies that sell bottled water will put in calcium ... Water purified to that point - distilled water - is naturally and slightly acidic, giving it a tendency to dissolve and leech away ...