8 Best Mattresses for L4 L5 S1 (September 2026) Trusted Reviews
If you have lower back pain radiating from your L4-L5-S1 disc levels, your mattress is either helping you heal or quietly making things worse. The right bed keeps the lumbar spine neutral while cushioning pressure points, and the wrong bed lets the pelvis tilt and the lower back sag, which compresses the nerves that exit … Read more