Most people have one kidney on either side of their spines (in their lower back). Common kidney conditions include kidney disease, kidney infections and kidney cysts.

Each kidney is attached to a ureter, a tube that carries excreted urine to the bladder. The kidney participates in the control of the volume of various body fluids, fluid osmolality, acid–base balance, …

Oct 24, 2023 · Kidney Disease: There are several types of acute kidney problems and chronic kidney diseases leading to kidney failure. Learn more in this guide.

In the nephron, your blood is filtered by the tiny blood vessels of the glomeruli and then flows out of your kidney through the renal vein. Your blood circulates through your kidneys many times a day. In a …

Dec 31, 2025 · Kidney, in vertebrates and some invertebrates, organ that maintains water balance and expels metabolic wastes. Primitive and embryonic kidneys consist of two series of specialized …

Oct 15, 2024 · The kidneys perform important functions that keep the body in balance, such as filtering blood, regulating blood pressure, and removing waste. Simple lab tests can check kidney function to …

Aug 13, 2024 · Where are the kidneys located, what do they do, and what do they look like? The kidneys help remove waste products from the body, maintain balanced electrolyte levels, and …

Feb 14, 2026 · These fist-sized, bean-shaped organs manage the body's fluid and electrolyte balance, filter blood, remove waste, and regulate certain hormones. They produce urine to carry the wastes …

Learn about kidney disease, such as the stages of chronic kidney disease (CKD), signs and symptoms, tests for kidney disease and things that raise your chance of getting kidney disease (risk factors).

Sep 23, 2025 · Properly functioning kidneys are critical for maintaining good health. Diabetes, high blood pressure, or family history can increase risk of kidney disease.