For hip pain, sleep on your back with a pillow under your knees or on your non-painful side with a pillow between your knees.
Nighttime hip pain can turn a good night’s rest into a hours-long battle with your pillow. The right sleeping position reduces pressure on the joint and keeps your spine aligned, while the wrong one can leave you stiff and aching by morning. Here is what actually works, what to avoid, and how to make your current bed work better for you.
Why Your Sleeping Position Matters for Hip Pain
The hip joint takes the brunt of your body weight when you lie flat, especially if your mattress has sagged into a hammock shape. A poor position twists the pelvis, which pulls on the muscles and ligaments around the hip and aggravates whatever is already causing the pain — arthritis, bursitis, or a past injury.
Keeping your hips aligned means your spine stays in a neutral line from your neck down to your pelvis. That alignment is the whole goal of every position tip below.
Back Sleeping: The Most Reliable Choice
Sleeping on your back distributes your weight evenly across the broadest surface of your body, which takes direct pressure off a sore hip. Cleveland Clinic’s sleep specialists recommend this position as one of the most consistent options for people with hip discomfort.
The key is the pillow under your knees. A pillow here keeps your lower back’s natural curve supported and stops your pelvis from rolling into an awkward tilt. Aim for a pillow thick enough that your knees are slightly bent and your lower back feels relaxed, not stretched.
Side Sleeping: The Better Alternative
If you are a committed side sleeper, your best bet is to lie on the side that does not hurt, with a pillow between your knees. The Arthritis Foundation specifically recommends this setup because the pillow keeps your top leg from dropping forward, which twists the pelvis and pulls on the hip joint.
Two small adjustments make side sleeping work better:
- Stack your knees and ankles so your legs stay parallel — this keeps the pelvis square.
- Make the pillow between your knees thick enough to fill the gap completely; a too-thin pillow lets the top leg roll forward.
When even that still hurts, a softer mattress topper or a full body pillow can add the extra cushioning your painful hip needs.
Positions to Avoid and Fixes for a Stubborn Mattress
Stomach sleeping is the position experts most commonly discourage. It forces your neck to twist and often leaves one hip bearing extra weight in a slightly rotated position. Curling up tightly in the fetal position has the same problem in a different direction — it can compress the front of the hip joint. And lying directly on the painful hip for hours is exactly the pressure you are trying to escape.
If your mattress is the real problem, a medium-firm surface is the usual sweet spot for hip pain — too soft and your hips sink into misalignment, too firm and pressure builds on the joint itself. Before you invest in a whole new bed, try a foam pad or topper to add a layer of pressure relief where you need it most. For side sleepers with sensitive hips, the extra cushioning can turn a night of tossing into solid sleep.
For those ready to make a change, our roundup of the best beds for hip pain compares tested mattresses built for pressure relief.
FAQs
Should I put a pillow under my hip when side sleeping?
Yes, if your mattress feels too firm. A small pillow or folded blanket under the painful hip can add extra cushioning where pressure concentrates. The goal is to keep your spine in a straight line, so test the thickness — too much lift will tilt your pelvis and make things worse.
Is a hard mattress better for hip pain?
Not necessarily. Most sleep specialists recommend a medium-firm surface for hip pain. A very hard mattress creates pressure points directly on the joint, while a very soft one lets your hips sink and misalign. If your bed is too hard, a foam topper is a cheaper fix than a new mattress.
When should I see a doctor about hip pain at night?
See a doctor if the pain is severe, keeps you awake most nights, or comes with swelling or new symptoms. Night hip pain can signal arthritis, bursitis, or an injury that needs proper diagnosis. Cleveland Clinic advises that persistent pain disrupting sleep is worth a medical evaluation rather than more pillow experiments.
References & Sources
- Cleveland Clinic. “How to Keep Sore Hips, Knees and Shoulders From Ruining Your Sleep.” Outlines back and side sleeping recommendations for joint pain.
- Arthritis Foundation. “Arthritis Pain at Night: Tips to Position Yourself.” Recommends side sleeping on the unaffected side with a pillow between the knees.
- Hartford Hospital. “Better Sleep, Less Joint Pain.” Discusses mattress firmness and positioning for hip and joint comfort.
