We're all familiar with the old adage: Drink eight glasses of water at 8 ounces each every day. It's the eight-by-eight rule that guides us to drink 64 ounces (about 1.9 liters) of water each day.

New research has found that the recommended eight glasses of water a day may be too much. Scientists from the University of Aberdeen discovered the recommended intake of two litres of water a day ...

Researchers and health experts recommend drinking eight -oz glasses which is about 2.5 litres of water every day. Whether you prefer plain or sparkling, ensure that you drink water often.

If you’re the sort of person who drinks eight glasses of water a day, hats off to you. For the rest of us who carry water bottles around everywhere but never actually take a proper gulp ...