Back support pillows for sleeping: Back Support Pillow for Sleeping: Back support pillows for sleeping are made specifically to ease back pain while you sleep. These pillows give the lower back the precise support it needs to maintain healthy spinal alignment while reducing pain and discomfort. For the best results, look for alternatives with ergonomic shapes and materials like memory foam. ​Our cervical vertebrae have a certain shape, and when we sleep, the pillow needs to fit snugly against our cervical vertebrae to ensure a more stable sleep.