A urine specific gravity test compares the density of urine to the density of water. This quick test can help determine how well your kidneys are diluting your urine. A urine test is a painless way ...

Specific gravity: Urine specific gravity, which correlates well with urine osmolality, gives important insight into hydration status and concentrating ability of the kidneys. Specific gravity is ...

Creatinine levels can be measured through a urine test. Abnormal levels of creatinine in a person’s urine can indicate medical issues, such as kidney infection, kidney stones, and diabetes. Creatinine ...