HomeMedicine & HealthDiseases & Conditions (continued)What is Kidney Disease?
Medicine & Health·2 min·Updated Mar 14, 2026

What is Kidney Disease?

Kidney Disease

Quick Answer

A condition affecting the kidneys, kidney disease occurs when the kidneys are damaged and cannot filter blood properly. This can lead to a buildup of waste in the body and various health problems.

Overview

Kidney disease refers to a range of conditions that affect the kidneys' ability to function. The kidneys are vital organs that filter waste from the blood, regulate blood pressure, and maintain electrolyte balance. When they are damaged, these functions are impaired, which can lead to serious health issues such as heart disease and high blood pressure. There are various types of kidney disease, including chronic kidney disease (CKD) and acute kidney injury (AKI). CKD is a long-term condition that often progresses slowly over time, while AKI occurs suddenly and can be reversible. For example, a person with diabetes may develop CKD due to prolonged high blood sugar levels damaging their kidneys, highlighting the importance of managing underlying health conditions to prevent kidney-related complications. Understanding kidney disease is crucial because it affects millions of people worldwide and can significantly impact quality of life. Early detection and treatment can slow the progression of the disease and improve health outcomes. Awareness and education about kidney disease can help individuals make informed choices about their health and seek timely medical attention.


Frequently Asked Questions

Common symptoms include fatigue, swelling in the legs and ankles, changes in urination, and high blood pressure. Some people may not notice any symptoms until the disease is advanced.
Kidney disease is diagnosed through blood tests, urine tests, and imaging studies. These tests help assess kidney function and detect any abnormalities.
While some types of kidney disease can be treated or managed, others may require dialysis or a kidney transplant. Early intervention is key to slowing progression and maintaining kidney health.