How Much Water Do I Actually Need to Drink Every Day?
by Adam Dachis and Elizabeth Yuko from Lifehacker on (#4W4MT)

Water has gone beyond simply being good for us: reusable water bottles have become a statement unto themselves, signaling our health- and environmental-consciousness to the world. We're so conditioned to constantly guzzle water that some people panic if they don't have it on their person at all times. But how much"