When the sacroiliac joints become inflamed or irritated, it can cause lower back pain and stiffness. This is known as sacroiliitis. In some cases, the pain may also radiate into the hips, buttocks, or ...

Sacroiliac (SI) joint issues can occur with osteoarthritis, injury, or other health conditions. They can cause either sharp or tingling pain. You may experience SI joint pain as a sharp, stabbing pain ...

You might not think much about your sacroiliac (SI) joints — until they hurt. Sacroiliac joint dysfunction is a literal pain in the butt. SI joint exercises can help, but road or trail biking could ...