I had chronic lower back pain that a chiropractor, after 8 visits, couldn't fix. Did a yoga class and afterward asked the instructor if she could suggest any st

I had chronic lower back pain that a chiropractor, after 8 visits, couldn't fix. Did a yoga class and afterward asked the instructor if she could suggest any stretches. She surmised that stretching the psoas by grabbing my ankle and pulling my foot/leg behind me would help. Miracle cure.