How Your Back Works Saint Luke's Health System

Your spine has three natural curves and strong, flexible muscles for support. Soft, cushioning disks separate the hard bones of your spine.

St. Luke's Health System, Careers Center

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The Spine and How It Works Chiropractor in Fitchburg, WI

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St. Luke's: Top Ranked Hospitals & Health Care Network

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Ankylosing Spondylitis Saint Luke's Health System

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What Happens When You Crack Your Back? Doctors Explain

Relieve Back Pain With These Erector Spinae Stretches

How to Train Yourself to Sleep on Your Back

Why Your Mattress Could be Causing Your Back Pain

10 core exercises that are better for your back (and body) than crunches