Did you know that side sleeping is the most common sleep position —with about 74% of adults choosing it every night? Choosing the best pillow can significantly improve spinal alignment and reduce neck and shoulder pain for side sleepers. Finding the right side sleeper pillow isn’t just about comfort—it’s about supporting your neck and shoulders so you wake up refreshed instead of sore. In this guide, we break down the top pillows of 2026 that deliver both comfort and alignment. What to Look for in a Pillow for Side Sleepers Before we jump into our top picks, here’s what side sleepers should consider: Proper Height & Support Side sleepers need a pillow that keeps the head and neck aligned with the spine. Too flat and you’ll strain your neck; too tall and your shoulder will feel compressed. Firmness That Fits You A medium-to-firm pillow usually works best, but some sleepers prefer plush comfort with supportive cores. Material Matters Memory foam contours to your head and neck...