Hi, for staying healthy we need vitamins and for this we eat foods and fruits and vegetables. The earth is about 70 percent of surface of the earth is covered with water and also near to this percent of our body is water. For being healthy not just we need foods and vitamins but also we need water. It is recommended by doctors to drink 8 cups of water eat day to stay healthy. Drinking water has many benefits to the body, and helps us to stay healthy. Let’s learn more about how much water to drink by watching this video.