How does age leads to renal failure?

Renal failure and cirrhosis cause delayed clearance of prolactin as it is metabolized by both the kidney and liver the serum prolactin concentration is high in patients who have chronic renal...

yes,Renal failure or kidney failure (formerly called renal insufficiency) describes a medical condition in which thekidneys fail to adequately filter toxins and waste products from the blood. The two...

Chronic renal failure affects over 250,000 Americans annually

Chronic renal failure is irreversible, and will eventually lead to total kidney failure

Not renal failure per say, but you can see if you have shrunken, scarred or swollen kidneys that can indicate renal dysfunction.