There are several possible reasons for lower back pain and instability. Here is a way to strengthen one of the players, the Gluteus Medius. Try this short set from Stacey Rosenberg once a day and watch your stability increase, especially in your one-legged balancing postures.
Stacey is an enthusiastic educator. She is passionate about empowering her students with transformational yoga tools to live vibrant and healthy lives. Stacey combines the science of functional movement, strength building exercises, and self-care techniques with the spiritual traditions of yoga to help you find more ease both on the mat and in your everyday activities. In her yoga videos Stacey offers clear and concise alignment cues as well as modifications and variations so that a student of any level can practice comfortably and confidently.