Absolutely. Milk is mostly water, and virtually any water-rich beverage can be used for hydration. read more
Yes, you can physically drink milk til the cows come home to roost. It will hydrate you sufficiently, but you will be getting a whole lot more other nutrients than if drinking plain water (not that fancy high priced special imported from the country of 1100 springs water). Be sure to pick “No fat milk” for his even if it does look blueish. read more