Water is known as one of the most significant liquids on the earth. It is absolutely essential for survival to all known forms of life. There is limited quantity of fresh water on earth and its quality is under constant pressure. Thus preserving the quality of fresh water is important. Water is important to healthy living. It is the essence of life. Water gives us energy helps to distribute nutrients throughout the body. The human body is made up of approximately 75% water, so it is extremely important to drink plenty of it. Drinking 8 glass of water daily helps the skin stay healthy and glowing. Water is free of any calories, sugar or artificial ingredients; it certainly is better than a soft drink. Hence it is said that there is no substitute for water.