Best Lumbar Support Cushions for Office Chairs (2026)

If you spend eight-plus hours a day sitting at a desk, your lower back is quietly making or breaking your entire ergonomic setup. I see the downstream effects of poor posture every day in my optometry practice — patients hunching forward, craning their necks, and ending up way too close to their monitors. The fix doesn’t always start with a new monitor or a pair of computer glasses. Sometimes it starts behind you, right at the small of your back.