Kidney stones are known to be common and painful, but you can help reduce your chances of developing them. Here are two simple ways to decrease your risk of kidney stones by over 30%: less sitting and more moving, as well as consuming more produce and whole grains. Researchers have found that obesity increases your risk of forming kidney stones. Small amounts of physical activity can be beneficial. Choose more produce and sources of whole grains like: spinach, broccoli, carrots, bananas, apples, berries, brown rice, whole grain bread and whole grain cereal.