Dr. Rowe shows how to quickly get rid of psoas muscle and hip flexor pain. A tight psoas muscle is a big overlooked cause of lower back pain. Additionally, it may cause pain in the front of the leg, groin, and hip area. Since it's such a deep muscle, massage is not very effective at releasing tightness or offering relief. Instead, the best method is to focus on activating (loosening) the muscle through mobility exercises and then strengthening the muscle (to prevent issues later on). This video