Kidneys are responsible for regulating pH, salt, potassium, and more. Various diseases, lifestyle habits, and genetic factors can affect kidney function. The kidneys are a pair of fist-sized organs ...

People may experience pain in their left kidney due to infection or one of several underlying conditions, including kidney stones and cysts in the kidney. The kidneys are a pair of organs in the ...

If a person feels pain in their side or experiences tenderness around their lower back, it could indicate kidney issues. Kidney pain may be dull and constant or sudden and sharp. Kidney pain may point ...

Kidney cancer-- also called renal cell cancer -- is a disease in which kidney cells become malignant (cancerous) and grow out of control, forming a tumor. Almost all kidney cancers first appear in the ...

A kidney stone is a small, hard substance made from waste products in your urine that haven’t been adequately flushed out. Although researchers are still examining the connection between drinking ...