You’re more likely to have health problems. Higher water intake has been linked to decreased chances of kidney stones, urinary and colon cancer, and heart attacks.

No water, NO metabolism revving. In independent studies for his 2010 book The Water Secret (Wiley), doctor Howard Murad found that a person’s basal metabolic rate (the calories burned while at rest) speeds as the body becomes more positively hydrated and efficient.

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You look more wrinkled. In researching his book, Murad also found that water plumps skin, fills in fine lines and wrinkles, and enlivens a dull complexion.

You’re in a bad mood. In 2009, researchers at Tufts asked members of the men and women’s crew teams to engage in 60 to 75 minutes of high-impact aerobic exercise without drinking enough water first. Others were properly hydrated. The dehydrated group was more likely to report feeling fatigued, confused, angry, depressed or tense.

http://www.harpersbazaar.com/beauty/health/a2714/body-without-enough-water/

BY M A R I E J O L I E | Harpers Bazaar