Water also can aid weight control by decreasing appetite and eliminating immediate cravings.
Other benefits well-hydrated people enjoy are a lower incidence of certain types of cancers, kidney stones and constipation. Water is essential to all systems in the body, but consuming excessive amounts of water at one time, such as one quart at a meal, is of no particular value. A large amount of water at one time may interfere with food intake because it can extend the stomach and increase the feeling of fullness. The kidneys maintain internal water balance. Therefore, when a large amount of water is consumed, a large amount also will be released.