Your kidneys work continuously to filter waste and extra fluid from your blood, balance minerals, help control blood pressure, and support the production of red blood cells. Kidney problems can develop gradually, and in the early stages there may be few noticeable symptoms. Knowing the warning signs can help you recognize when it may be time to speak with a healthcare professional.
One important warning sign is swelling in the feet, ankles, legs, hands, or around the eyes. When the kidneys are unable to remove enough excess fluid and sodium, fluid can accumulate in the body. Swelling that is persistent or unexplained deserves medical evaluation, particularly when it occurs together with changes in urination or unusual fatigue.
Changes in urination can also be a warning sign. You may notice urinating much more or much less than usual, needing to urinate frequently, especially at night, or experiencing difficulty urinating. Foamy or
