Yoga helps. Planking, press ups, posture over correct, back extensions, and a variety of back specific stretches. You should see a PT if possible. There are

Yoga helps. Planking, press ups, posture over correct, back extensions, and a variety of back specific stretches. You should see a PT if possible. There are some chairs too that help posture. The one where you sit on your knees and the bouncy ball typically help with core strength.