It's probably not a good idea to drink it all at once, but spread it out over the duration of each day and your body will love you for it. Blood pressure disorders and heart disease can be improved by increasing your blood volume through drinking healthy amounts water. The average body needs 2.8 liters of water every day to replenish the water that has been used up. Skin conditions are improved and germs, viruses, and cancer causing elements are actually eliminated through the body's natural cleansing system when there is enough water to flush the cells on a daily basis..

That means you could take two different 2 liter soda bottles, fill one completely and the other one up to the bottom of the label with water, drink all of the water in both bottles and you will have consumed all of the water you need for the day. "70% of the human body is made up of water. Our bodies use water for digestion, cooling, circulation and every essential function of life. Healthy water consumption reduces the risk of a variety of diseases and cancers.

What Everyone Needs to Know - Just How Good Water is For You.