The urine concentration test, also known as the urine specific gravity test, is a diagnostic examination that measures the concentration of solutes in urine. This test provides valuable information about kidney function, hydration status, and the ability of the kidneys to concentrate or dilute urine appropriately. By evaluating the concentration of urine, healthcare professionals can gain insights into various conditions, including dehydration, kidney disorders, and hormonal imbalances. In this article, we will explore the significance of the urine concentration test, the factors affecting urine concentration, and what the test results can indicate about an individual’s health.