We all know that getting enough sleep is important for feeling rested and energized, but what we might not know is that our nightly rest has a direct impact on the health of our kidneys. These vital organs, responsible for filtering toxins and regulating fluids and minerals, depend on adequate sleep to function optimally.
Lack of sleep or poor quality sleep can affect blood pressure and blood sugar levels, two factors directly related to the risk of chronic kidney disease. In fact, recent studies show that people who sleep less than 6 hours per night have a higher risk of developing long-term kidney problems.1
How lack of sleep affects your body
When we don't get enough rest:
- Blood pressure tends to rise, which overloads the kidneys.
- Inflammation in the body increases, damaging blood vessels and renal filtration.
- The balance of hormones that regulate urine production and sodium management is altered.
Small habits that help your kidneys while you sleep
- Maintain a regular schedule: Going to bed and waking up at the same time helps the body get into a natural rhythm of repair.
- Avoid stimulants at night: Coffee, energy drinks, or even bright screens can make it difficult to achieve deep sleep.
- Stay hydrated during the day: Kidneys function best with an adequate fluid balance, but avoid drinking large amounts right before bed to avoid interrupting your rest.
Getting enough sleep not only improves your mood and concentration, it's also a simple and natural way to protect your kidneys, and if you also incorporate measures such as controlling urinary pH, you will be reinforcing that protection in a comprehensive way.
References
*1 Koh, J. H., Yeo, B. S. Y., Tan, T. W. E., See, M. Y. S., Ng, A. C. W., Loh, S. R. H., Gooley, J., Tan, C. S., & Toh, S. T. (2024). The association of sleep duration with the risk of chronic kidney disease: a systematic review and meta-analysis. Clinical kidney journal, 17(8), sfae177. https://doi.org/10.1093/ckj/sfae177
