Relief of back pain during pregnancy can be relieved by seated body rotation, lumbar activities and chest stretching and other actions. 1. Seated turn: pregnant women can sit on the yoga mat legs crossed, and then use the right hand to support their left knee, the upper body to keep straight, and then rotate the body to the left, the right hand on the ground, adhere to the original state of 5 seconds, and then repeat the action to the right. 2. Waist activities: first legs apart, kneeling with knees bent, then stretch to the front and feel the power of stretching along the spine. If necessary, you can put a small pillow in the abdomen to support, pay attention to be sure not to squeeze the stomach, stop. 3. Chest stretching: Standing position to keep the head and back straight, back over the hand but do not lean forward, slowly up and down to stretch the arm, you can feel the shoulder and upper arm stretching power. When doing back pain relief actions during pregnancy, it is recommended to practice under the guidance of professionals, and should not be strenuous exercise.