There’s purified water (tap water that’s been stripped of nutrients and may be added back in later), enhanced waters with minerals and electrolytes, alkaline water and spring or natural water.

If you're out for a hike and feeling thirsty, you should reconsider drinking water from that nearby running spring. Even a little bit of spring water can be dangerous. An expert has warned against ...

Registered dietitian Gillian Culbertson says drinking “raw” water carries risk. “Spring water and other sources of untreated water flow through rock material and come into contact with ...

A federal judge has ordered the US Environmental Protection Agency to further regulate fluoride in drinking water because high levels could pose a risk to the intellectual development of children.