When the kidneys are not functioning properly, they are unable to remove excess fluid and sodium from the body. This leads to fluid retention, often noticeable in the feet and ankles. Swelling may become more pronounced at the end of the day or after long periods of standing.
2. Discoloration of the Toenails
Kidney dysfunction can cause changes in nail color, such as a purplish or bluish tint, which indicates poor circulation or oxygenation. Brittle or unusually shaped nails may also be a subtle sign of underlying kidney disease.
3. Foot Pain or Redness
Painful inflammation, redness, or sensitivity in the toes or feet may be linked to uric acid buildup, a common complication of chronic kidney disease. High uric acid levels can lead to gout, which frequently affects the feet.
4. Cold Feet
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