Reduce Low Back and Sacroiliac pain with these Toning Exercises The primary purpose of the sacroiliac joints is to maintain stability. Here are a few essential exercises that work to stabilise and strengthen the muscles around the Si Joint and reduce discomfort. Read More Sarena SyphersMarch 2, 2020SIJ, pelvic pain, sacroiliac dysfunction, SIJ pain, pilates exercises for back pain, bridge pose, bird dog, clamshell, groin pain