New insights reveal that the most popular hydration choice may not be the best for your health, your wallet, or the ...

Plus, how worried you should be about microplastics in bottled water.

Researchers tested spring, groundwater, and purified bottled waters against local tap to see how treatment shapes the byproducts that emerge — and the differences were striking. A new study found that ...

Growing mistrust of tap water has helped turn bottled water into a global staple, even in countries where public supplies are among the most rigorously tested. Marketing has positioned bottled water ...