They all seem to be called different things, too. Take seltzer and sparkling water, for example. Both are water, both have ...

But the Austin, Texas-based company brings three classic flavors to its mix pack -- pina (pineapple), limon (lime ... but has much more flavor than a seltzer, making it a viable middle ground ...

On the hierarchy of healthy beverages, seltzer bubbles up to the top. Research has found that sparkling water (another name for seltzer) is just as hydrating as still water, and the human body ...