Common effective workouts for the psoas muscle include the Flying Swallow, Plank Support, Arching Bridge, and Five-Point Exercise. 1. Flying Swallow Exercise: Prone position, head, both upper limbs, lower limbs as far back as possible, abdominal contact with the bed or cushion area as small as possible, in the shape of a flying swallow. 2. Plate support: prone position, elbow flexion, small arms and forefoot palms on the ground, the body off the ground, ears, shoulders, hips, knees, ankles in a straight line, to maintain balance. 3. Arch bridge exercise: usually need to ask the patient to lie on their backs, and then take both heels, elbows and head as a support point, try to lift the abdomen upward, so that the waist form an arch bridge, can exercise the waist muscles. 4. Five-point exercise method: lie on your back. And put your head, two elbows and two heels in contact with the bed. Lift your body up and you should tilt your abdomen upward as much as possible to maintain a good lumbar flexion. It is recommended that patients exercise under the guidance of a medical professional and develop a training program according to the specific situation to avoid adverse consequences.