The amount of fluid input must be more or less similar to the amount of fluid that leaves the human body. The state of normal fluid balance is otherwise called euvolemia. Our body requires water to function properly. Human beings are made up mostly of water, and to keep our bodies in the best shape, we need to replenish the fluid we lose when we undertake physiological activities (urination, sweating and respiration). To meet the RDI, women should drink 1 to 2 liters of water a day while men should try to drink 2 to 3 liters to keep their body’s fluid balance at its best. Our food intake will contribute to roughly 0.5-1 liters of water daily while protein, carbohydrate and fat metabolism will add another 0.25-0.4 liters. Common Fluid Balance Disorders 1) Dehydration This occurs when the output of fluid is far greater than the intake. This will stimulate the patient to consume fluids and thus lead the patient to increase intake of water. If the patient is unable to do so, the condition ...