Kidney Stones: Causes, Symptoms, and Prevention Tips

Ananya Mishra | Thu, 06 Nov 2025
Kidney stones are small but very painful stones that form in the kidneys due to excess salts and minerals in the urine. They are often caused by dehydration, high calcium intake or too much protein. Symptoms include pain, nausea and changes in urine. However they can be prevented by drinking plenty of water, eating a balanced diet and avoiding processed food or unnecessary supplements. Maintaining a healthy lifestyle with proper hydration, a nutritious diet and regular exercise helps keep the kidneys strong and reduces the risk of stones.
Kidney Stone
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Kidney stones are caused when there is an excess of salts and minerals in the urine. They turn into little hard stones and are very painful to pass. They can be caused by various factors like not drinking enough water or too much calcium. Either way it is best to be cautious and informed about such health issues so precautions can be taken.

What Causes Kidney Stones

Kidney
( Image credit : Freepik )

Kidney stones are caused when there are high levels of calcium, oxalate and uric acid build up in urine. This can be because of not drinking enough water to pass down extra minerals from the body. Sometimes consuming too much protein can also be the reason for kidney stones being formed.
Kidney stones can be genetic too. If someone has had a family member suffer from this, they are more likely to be affected by them.
Sometimes people take supplements for calcium or vitamin D with any advice from the doctor. This can cause overdose and lead to kidney stones.

Symptoms of Kidney Stones

Pain
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The symptoms for kidney stones can be rather painful. They start small like a little pain and lead to bigger problems. A few signs that one might be suffering due to kidney stones are:

  • Burning feeling while peeing
  • Pain in lower back or side
  • Unordinary smell from urine
  • Vomiting and nausea
  • Small amounts of blood in urine.
If someone is facing these symptoms, they should consult with a doctor without any delay.

How to Prevent Kidney Stones

Stay Hydrated
( Image credit : Freepik )

Kidney stones can be prevented by taking some precautions and following a healthy lifestyle.

  • Drinking enough water is very important as water is needed to remove excess minerals and toxins from the body. One should make sure to drink at least 7 to 8 glasses of water daily.
  • Avoid taking any kind of calcium or vitamin D supplements without a prescription from the doctor.
  • Fulfilling calcium and vitamin D needs of the body by consuming a healthy diet and getting sunlight is the best.
  • Add nutritious fruits and vegetables with fibre sources in the diet.
  • Eating high sodium and processed food should be avoided.
Kidney stones can be very problematic and painful. But taking precautions and maintaining a healthy lifestyle is the first step towards preventing any kind of disease. With enough hydration, healthy diet and exercise it is possible to maintain good healthy kidneys.

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Frequently Asked Questions (FAQs)
  1. What is the main cause of kidney stones?
    The main cause of kidney stones is when too many salts and minerals like calcium or uric acid build up in the urine and do not get flushed out properly. This leads them to form hard stones.
  2. How can you prevent kidney stones?
    Kidney stones can be prevented by drinking plenty of water, eating a balanced diet and avoiding too much salt or processed food. It also helps to take supplements only after a doctor’s advice.
  3. How can I improve my kidney health?
    You can improve kidney health by staying hydrated, eating fresh fruits and vegetables and cutting down on junk or salty food. Regular exercise and enough rest also help the kidneys work better.

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