How to Sleep with Lower Back Pain: The Best Positions for Instant Relief
You’re staring at the ceiling at 3:00 AM, trying to find that one “sweet spot” where your lower back doesn’t throb. You’ve tried the left side, the right side, and the “half-stomach, half-side” twist, but every time you move, a sharp jolt of pain reminds you that your back is not happy.
By the time the sun comes up over St. Paul, you’re exhausted, grumpy, and your back feels even stiffer than it did when you went to bed.
If you are dealing with lower back pain, sleep is often the first thing to go. But here’s the frustrating part: sleep is exactly what your body needs to heal the inflammation causing the pain in the first place. It’s a vicious cycle—you can’t sleep because you’re in pain, and you’re in pain because your body can’t get the restorative sleep it needs to recover.
At Twin Cities Chiropractic, I’ve spent over 25 years helping people in the Twin Cities get back to their normal lives. Often, that starts with fixing how they spend those eight hours at night. Your spine doesn’t take a night off, and if you’re sleeping in a position that puts pressure on your nerves or strains your ligaments, you’re essentially undoing all the progress we make during your adjustments.
Let’s talk about how to sleep with lower back pain, the best positions to keep your spine neutral, and how to finally get a full night’s rest.
Why Your Sleeping Position Matters
Think of your spine like a bridge. It’s designed to handle a lot of weight, but only if the support structures are aligned correctly. When you lie down, your goal is “neutral alignment.” This means your ears, shoulders, and hips should be in a relatively straight line, and the natural curves of your neck and lower back should be supported.
When you sleep in a position that twists your spine or flattens out those natural curves, you’re putting “micro-stress” on your discs and joints for hours at a time. Over a few nights, this leads to inflammation. Over a few months, it leads to chronic pain and stiffness.
The Best Sleeping Positions for Back Pain
There isn’t one “perfect” position for everyone, but there are definitely better ways to sleep depending on how your body is built and what kind of injury you’re dealing with.
1. Side Sleeping (With a Pillow Between Your Knees)
This is generally considered the best position for most people with lower back pain. However, just lying on your side isn’t enough. When you lie on your side, your top leg tends to pull forward, which rotates your lower back and puts a “twist” on your sacroiliac (SI) joints.
The Fix: Place a firm pillow between your knees. This keeps your hips, pelvis, and spine in much better alignment. It stops that top leg from pulling your spine out of whack and relieves pressure on your lower back.
2. Back Sleeping (With a Pillow Under Your Knees)
Sleeping on your back is great for evenly distributing your weight, but for many people it causes the lower back to “arch” too much, which pinches the small joints (facets) in your spine.
The Fix: Place a small to medium pillow under your knees. This slight bend in your knees flattens the lower back against the mattress, opening up the joint spaces and taking the pressure off irritated nerves. This is often the best position for people recovering from a lower back injury.
3. The Fetal Position (For Herniated Discs)
If you are sleeping with a herniated disc, the fetal position can be a lifesaver. When you tuck your knees toward your chest and curl your torso, you are opening up the space between your vertebrae.
The Fix: Curl up on your side and gently tuck your knees. This “opens” the back of the spinal column, which can reduce the pressure on a disc that is bulging or herniated. Just make sure you aren’t curling so tightly that you’re straining your neck.
4. Stomach Sleeping (The “Proceed with Caution” Position)
I’ll be honest: as a chiropractor, I’m not a fan of stomach sleeping. It’s the hardest position on your spine. It flattens the natural curve of your back and forces your neck to stay turned at a 90-degree angle for hours, which is a recipe for neck pain and headaches.
The Fix: If you absolutely cannot sleep any other way, place a flat pillow under your pelvis and lower abdomen. This lifts your hips just enough to take the “kink” out of your lower back. Also, try using a very thin pillow for your head, or no pillow at all, to reduce the strain on your neck.
Real Talk About Your Mattress and Pillows
I get asked all the time, “Dr. Sorum, what mattress should I buy?”
You don’t need to spend $5,000 on a high-tech “smart” bed to get back pain relief. The reality is that most people do best with a medium-firm mattress. If it’s too soft, you’ll sink in, and your spine will sag like a hammock. If it’s too firm (like sleeping on a floor), it won’t support the natural curves of your body.
If your mattress is more than 8–10 years old and has a visible “dip” in the middle, it’s time to replace it. No amount of pillow propping can fix a mattress that has lost its structural integrity.
As for pillows, your goal is to fill the gap between your ear and the mattress (if you’re a side sleeper) or your neck and the mattress (if you’re a back sleeper). If your pillow is so thick that it’s pushing your head up, or so thin that your head is tilting down, you’re going to wake up with a stiff neck and a headache.
The Morning Routine: How You Get Out of Bed Matters
Most people wake up, feel a twinge of pain, and immediately “sit up” using their back muscles. This is like a cold engine revving to 5,000 RPMs—it’s a great way to pull a muscle.
Instead, use the “Log Roll” technique:
- Roll onto your side.
- Use your arms to push your upper body up while simultaneously swinging your legs off the side of the bed.
- Keep your back straight as you stand up.
This uses your arms and legs to do the heavy lifting, protecting your lower back during those first few minutes when your discs are at their most vulnerable.
Why You’re Still Hurting (Even with the “Perfect” Position)
If you’ve tried the pillows, the new mattress, and the log roll, and you’re still waking up in pain, there is likely an underlying mechanical issue that a pillow can’t fix.
When a vertebra in your lower back is misaligned or “stuck,” it creates a constant state of low-grade inflammation. Your muscles stay in a protective spasm to guard that joint. No matter how you lie down, those muscles are still “on duty,” which is why you feel that deep, internal ache.
This is where chiropractic care comes in.
At Twin Cities Chiropractic, we look for the root cause of that nighttime pain. By gently adjusting the spine and restoring proper joint movement, we take the “alarm” off your nervous system. When your spine is aligned, your muscles can finally relax, and those sleeping positions I mentioned actually start to work.
We often combine these adjustments with Joy Vang’s therapeutic massage to address the chronic muscle tension that builds up from months of poor sleep. It’s a “one-two punch” that helps you get out of the pain cycle and back into a healthy sleep cycle.
Don’t Settle for Exhaustion
You shouldn’t have to dread going to bed. Lower back pain is a signal from your body that something is out of balance, and ignoring it—or just trying to “sleep through it”—usually makes the problem worse.
If you’re tired of waking up stiff and sore, let’s figure out what’s actually going on with your back. Whether it’s a simple alignment issue, a herniated disc, or years of poor posture, we’ve seen it all, and we know how to help.
Ready to finally get a good night’s sleep? Call Twin Cities Chiropractic at 651-224-1921. We’re located at 506 N. Lexington Parkway in St. Paul. Dr. Sorum has been helping the Twin Cities community find relief from back pain for over 25 years. Call today to schedule your evaluation.