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Kidney stones: pain and relief
✓ Fact-checked against sourced references · Editorial standards
Kidney stones are hard deposits of minerals and salts that form inside the kidney. They hurt mainly when they move into the narrow tube draining the kidney.
Symptoms
- Severe flank pain
- Blood in the urine
- Nausea and vomiting
Prevention
Drinking enough water to keep urine pale is the single most effective prevention.
Frequently asked questions
Can kidney stones cause kidney failure?
Repeated stones or obstruction can damage kidneys over time, but most stones do not.
Sources
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Educational only. This guide is general kidney-care information, not individual medical advice.