In medicine, specific gravity is used to measure the function of kidneys. Decreased specific gravity means that there is a lower concentration of solutes in urine, which may indicate decreased kidney function or renal failure.

It is urine's specific gravity that measures the kidney's ability to concentrate or dilute urine in relation to plasma.

Prolonged high specific gravity, which is the measure of concentrated urine. A condition that causes this is prolonged dehydration.

Prolonged high specific gravity, which is the measure of concentrated urine. A condition that causes this is prolonged dehydration.

gravity