Hydrofella - 6-8 glasses? 2 litres? 1 gallon? The truth is, it actually depends on a lot of factors such as health, age, size, weight, activity levels, your type of job and
Countrywise on Twitter: "How much water do you drink a day? Health authorities recommend that you should be drinking eight 8-ounce glasses a day, which equals about 2 litres, or half a
How Much Water Should You Be Drinking per Day?
Are you drinking enough water? - Jennie Bayliss
Do you really need 8 glasses of water per day? | CNN