Kidneys are the bean-shaped objects and one of the most crucial parts of the body. The main job of kidneys is to filter out the waste from the blood and water. The filtration process rid the body of the impurities that can be harmful to your body.
Kidneys are the organs of the body that are responsible for the filter of waste products. These organs usually wear out with age and this is the main reason the middle and old age people are more prone to kidney problems.