What are the causes and risk factors of kidney stones?
Anyone can get a kidney stone, but some people are more likely than others to have them. 
Men get kidney stones more often than women do. Kidney stones are also more common in non-Hispanic white people than in people of other ethnicities. 
You may also be more likely to have kidney stones if:

- You have had kidney stones before.
 
- Someone in your family has had kidney stones.
 
- You don’t drink enough water.
 
- You follow a diet high in protein, sodium and/or sugar.
 
- You are overweight or obese.
 
- You have had gastric bypass surgery or another intestinal surgery.
 
- You have polycystic kidney disease or another cystic kidney disease.
 
- You have a certain condition that causes your urine to contain high levels of cystine, oxalate, uric acid or calcium.
 
- You have a condition that causes swelling or irritation in your bowel or your joints.
 
- You take certain medicines, such as diuretics (water pills) or calcium-based antacids.