water to produce urine. Urine flows from the kidneys to the bladder through two thin tubes of muscle called ureters, located on either side of the bladder. Your bladder stores the urine, and your kidneys, ureters, and bladder make up your urinary tract.
The kidneys remove waste and excess fluid from your body, but they also play a key role in maintaining a healthy balance of water, salts, and minerals such as sodium, calcium, phosphorus, and potassium in your blood. Without this balance, your nerves, muscles, and other body tissues