Each day we eat. We rarely pay attention to eat as much. If we want to lose weight is to eat and pay attention to the ingredients of the food is good. Choosing foods that contain less sodium can help reduce water retention in the body. The research has proved When you get sodium too much. Complex mechanism, your body has a duty to send a signal to the kidneys to remove the excess through urination. Hypernatremia is the medical term used to describe a condition in which your. body has too much sodium and not enough water in the body. So dehydration is often the cause of hypernatremia.