The good sleeping position for the waist is mainly two aspects: First, when lying down, you can put a soft pillow or quilt under the thighs to keep the hip and knee joints flexed, and to keep the hip joints properly abducted and externally rotated, this position can maintain the relaxation of the waist, to avoid excessive fatigue to form strain injuries and other situations. Second, in the side lying position, you need to put a soft pillow or quilt between the legs, keep the lower limbs in parallel, keep the hip and knee flexion helps the waist relaxation. In addition, the waist must pay attention to warmth, not to appear cold, and try to lay latex pads when sleeping, latex pads have a better shaping effect, can maintain the normal physiological curvature of the lumbar spine, so that the surrounding soft tissues become relaxed, to avoid the aggravation of lumbar pain.