Water is a universal fluid; it is also one of the most important components for sustaining living beings. The chemical formula of water is H₂O which indicates that in a water molecule there are two atoms of hydrogen and one atom of oxygen respectively. Our Earth is also known as the blue planet as it consists of 71% of water but among this only 0.3% of water is fresh water and can be used for drinking purpose rest is either salty water or is feezed in the icecaps.

Our human body consists up to 60% of water, consuming enough water is an essential need for each and every individual otherwise our kidneys wont function properly and as a result we will not be able to get rid of the waste materials of our bodies which may also lead to many diseases, drinking enough water keeps one fresh and hydrated, being hydrated is also very necessary to lead a healthy life. Drinking water also helps in building concentration and so it is suggested to drink water continuously in regular intervals to students. Water also helps in the digestion process and also provides us with the various required minerals present in it.