Fluid balance refers to the regulation of the amount of water and electrolytes in the body. It is essential for maintaining proper bodily functions such as hydration, blood pressure, and temperature regulation. Imbalances in fluid levels can lead to dehydration or overhydration, which can have serious health consequences. Research in fluid balance focuses on understanding the mechanisms that control fluid regulation in the body, as well as developing strategies to maintain proper fluid balance. This research area encompasses various disciplines such as physiology, biochemistry, and pharmacology, and involves studying how the kidneys, hormones, and other systems work together to regulate fluid levels. Overall, research in fluid balance is critical for understanding and treating conditions such as dehydration, fluid retention, and electrolyte imbalances, and for promoting overall health and well-being.