Kidney stones are common:^{1, 2}

• About 8 to 10 out of every 100 (8% to 10%) Americans have a kidney stone at some time during their lives.
• Men have stones 2 times more often than women.
• Kidney stones are more common in people between the ages of 30 and 50.
• A family history of kidney stones makes them more likely.
• People living in mountainous, desert, or tropical areas have kidney stones more often than those in other geographic areas.

Almost half of all people who develop kidney stones will develop more stones within 5 years unless they take preventive measures.¹