Mar 5, 2016 - 8-Signs-That-You-Are-Not-Drinking-Enough- In order to survive we all need water. Without water no one can live. Water also helps you keeps ...Drinking water, also known as potable water or improved drinking water, is water that is safe to ... Some health authorities have suggested that at least eight glasses of eight fl oz each (240 mL) are required by an .... Sources that do not encourage improved drinking water to the same extent as previously mentioned include: ...