Kidney is an important organ of human body. To keep the human active and fresh the role of kidney is very important. It may be called the controller of the interred water-liking element into the human body. Kidney sweeps out 80% waste product from the body. It is called the machine of producing urine. Removal of waste products,Removal of excess fluid,Balance minerals and chemicals,Control of blood pressure,Red blood cells production, maintain healthy bones is the main function of kidney.Malfunction of the kidneys can lead to serious illness or even death.