👉 The Ward fluid, also known as the Ward state fluid, is a concept in physiology that describes the balance of fluids within the body's compartments, including intracellular fluid (ICF), extracellular fluid (ECF), and interstitial fluid. It is crucial for maintaining cellular function, blood pressure, and overall homeostasis. The Ward fluid model posits that the distribution of fluids between these compartments is regulated by osmotic gradients and active transport mechanisms, ensuring that cells maintain an optimal environment for metabolic processes. Disruptions in this balance can lead to various physiological disorders, such as edema or dehydration, highlighting the importance of the Ward fluid in sustaining health.