There are two groups of people regarding water-drinking habits: those who say they don't have a water-drinking habit and can't drink any water at all, and those who say they drink 2, 3, 4, or even 5 liters a day. The second group, consisting of people who drink too much water, will experience the biggest problem — having to go to the bathroom frequently. This group will tell you they drink enough water. However, just like with food, drinking water is an activity to meet our needs. We think we’re ...