11 Kidney Disease Prevention Habits That Protect Kidney Health

11. Learn basic kidney function and watch for warning signs

Understanding what kidneys do makes prevention easier to prioritize. Kidneys filter waste, balance fluids and electrolytes, regulate blood pressure and support red blood cell production. When function falls, common warning signs include persistent swelling in the ankles or hands, unexplained fatigue, changes in urination frequency or color, persistent nausea, or shortness of breath. These symptoms don't always mean kidney disease, but they deserve prompt evaluation. Keep a simple health checklist: know recent lab results, medications, blood pressure readings, and any family history of kidney problems. Discuss these with your clinician at checkups. Patient education materials from HCG Oncology and clinical centers recommend asking specific questions: what do my eGFR and urine albumin numbers mean? How often should I repeat tests? Clear answers help you take targeted action early.