Puffy Eyes and Swollen Feet? Your Kidneys Might Be Warning You

Persistent swelling in the eyes, feet, hands, or abdomen may be more than a cosmetic concern—it could signal underlying kidney disease. Health experts emphasize the importance of recognizing these early warning signs to ensure timely diagnosis and treatment.

Swelling, or fluid retention, often seems harmless and is commonly attributed to long hours of standing, salty food, or fatigue. However, when it occurs persistently in specific areas, it can indicate that the kidneys are not functioning properly. Healthy kidneys filter excess fluid and waste from the blood, excreting them through urine. When kidney function declines, fluid can build up in the body, a condition medically known as oedema.

One of the earliest signs of kidney-related swelling can appear around the eyes. Research published in the Indian Journal of Ophthalmology notes that morning puffiness or persistent under-eye swelling may result from protein loss through damaged kidneys, which allows fluid to collect in delicate tissues like the eyelids.

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The feet and ankles are also common sites for kidney-related fluid retention. According to WebMD, excess fluid tends to settle in the lower extremities due to gravity. Affected individuals may notice tight shoes, sock indentations, or swelling that worsens throughout the day. Hands and fingers can be similarly affected, with rings feeling tight and fingers appearing puffy, particularly in the mornings or after salty meals.

In advanced cases, fluid may accumulate in the abdomen, causing bloating or discomfort, a condition known as ascites. Other signs of kidney dysfunction include fatigue, reduced urine output, foamy urine, nausea, muscle cramps, and persistent itching. Risk factors such as high blood pressure and diabetes can increase susceptibility, making regular health checkups and blood tests crucial for early detection.

Medical evaluation is recommended if swelling persists, worsens, or occurs alongside other symptoms such as breathlessness or changes in urination. Blood and urine tests, along with imaging studies, can assess kidney function and guide treatment. Early detection is key to slowing the progression of kidney disease and preventing complications, underscoring that swelling in areas such as the eyes, feet, hands, or abdomen should not be ignored.

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