Understanding the Decline in GFR with Age

Learn how glomerular filtration rate (GFR) decreases with age and tips for maintaining kidney health.

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Glomerular filtration rate (GFR) generally declines with age. For adults, GFR typically decreases by about 1 ml/min/year after the age of 30. This decline is due to the natural aging process affecting kidney function. Keep an eye on kidney health by monitoring blood pressure, staying hydrated, and following a balanced diet.

FAQs & Answers

  1. What is GFR and why is it important? GFR, or glomerular filtration rate, is a measure of how well your kidneys filter blood. It's important because it helps assess kidney function, which can indicate overall health.
  2. What factors contribute to a decline in GFR with age? Factors contributing to the decline of GFR with age include natural deterioration of kidney function, decreased blood flow to the kidneys, and an increase in age-related health conditions.
  3. How can I maintain healthy kidney function as I age? To maintain healthy kidney function, monitor blood pressure, stay hydrated, adopt a balanced diet low in sodium and high in fruits and vegetables, and avoid excessive use of medications that can harm the kidneys.
  4. What is considered a normal GFR for older adults? A normal GFR for older adults varies but typically ranges from 60 to 90 ml/min. A decline below 60 ml/min can indicate kidney impairment and should be evaluated by a healthcare professional.