Best Pillow for Stomach Sleepers: What Height Fits Your Body?

The best pillow for a stomach sleeper is usually a low one, because it only has to fill a small gap between the head and the mattress. How low depends on your shoulder width, neck, mattress and body weight, which is why one stock pillow rarely fits everyone.

Key takeaways

Stomach sleeping turns the head to one side for hours, so a pillow that is too high adds extra strain on the neck.
Height is individual. Shoulder width, neck size, sleeping position and mattress firmness all change what fits, and a heavier person sinks deeper and may need a lower pillow.
A fitted pillow is an adjunct to care, not a treatment. A provider near you measures you for free, and you take the fit home.

Why is stomach sleeping hard on the neck?

On your back or side, your head can rest in a fairly neutral line with your spine. On your stomach, you cannot breathe face down, so you turn your head to one side. The neck stays rotated for as long as you sleep in that position.

A pillow cannot remove that rotation. What it can change is how far the head is lifted while it is turned. A high pillow pushes the head up and tilts the chin back, so the neck is both rotated and extended. A very low or flat pillow keeps the neck closer to level with the chest.

If you sleep on your stomach, a pillow at the right height can support a more neutral neck position. A fitted pillow is an adjunct to care, not a treatment. Find a Pillowise provider near you for a free measurement.

What should a pillow do for a stomach sleeper?

The job is simple: keep the head from being propped too high, and keep it comfortable when turned. In practice, look at four things:

Height. Lower is the usual starting point. If your chin tips up or your neck feels arched when you lie face down, the pillow is probably too high.
Shoulder width and neck size. The gap between your head and the mattress is not the same for every body, even when the sleeping position is.
Surface. Memory foam adapts to the shape of your head and cheek. Pillowise memory foam adapts quickly and stays soft at lower temperatures.
Stability through the night. A pillow that bunches up or flattens unevenly changes your neck angle as you move.

For a broader comparison of pillow choice by sleeping position, read our guide on how to choose a pillow based on your sleep position and mattress. To check whether your current pillow is the wrong height, see how to tell if your pillow is the wrong height.

Does mattress firmness change the answer?

Yes. On a soft mattress, including many memory foam and hybrid models, your body sinks in and the gap between your head and the surface gets smaller. On a firm mattress, you sit higher and the gap is larger.

Body weight matters for the same reason. A heavier person sinks deeper into the mattress and may need a lower pillow. That is one reason a pillow that works for your partner may not work for you.

If you do not know how firm your mattress is, treat it as medium. We use the same rule for memory foam mattresses and hotel beds.

When will a pillow not help?

A pillow is one part of a sleep setup. It will not change the fact that your neck is rotated when you sleep on your stomach, and it will not fix every cause of morning stiffness.

See your own chiropractor, physical therapist or physician if you have any of the following:

Numbness, tingling or weakness in an arm or hand
Pain that wakes you at night or keeps getting worse
Neck pain after an injury or fall
Stiffness that does not ease during the day

For more on stiffness in the morning, see chiropractic and PT strategies for improving morning stiffness.

What does the evidence say?

We do not cite a stomach-sleeping study in this guide. This page rests on neck anatomy and on how we fit pillows, not on research specific to stomach sleepers. Studies we do cite on pillow height are small and often use healthy adults, so they show an association, not proof that a pillow treats a condition. You can read how we handle that evidence in adjusting pillow height for neck pain: clinical studies.

How does Pillowise approach stomach sleeping?

We treat a pillow like a shoe size. One stock height cannot suit every shoulder width, neck and sleeping position. The Pillowise algorithm combines five inputs and picks one of 7 sizes:

Shoulder width. Measured by your provider.
Neck circumference. Measured at C4/C5, below the Adam's apple for men.
Neck height. Measured from the mastoid process diagonally to the outer edge of the acromion.
Sleeping position. This is the position in which you fall asleep. If you start on your stomach, say stomach.
Mattress firmness. Soft, medium or firm.

Two people with very different bodies can end up with the same size, because all five factors are combined. The system indicates the right size for about 95% of people. Your provider checks how your head sits on the pillow and adjusts if needed.

The standard Pillowise pillow measures 22 x 14 inches. It has a core of premium Dutch memory foam that is non-toxic and latex-free, and a removable cover (40% Tencel, 60% polyester) that is machine washable at 104°F. You can see the range on our pillows page, and read why a fitted pillow makes sense. For a walk-through of the appointment, see what happens in a pillow fitting.

Any new pillow needs time. Give it 7 to 10 days to adjust. Pillowise comes with a 30-day comfort guarantee: within 30 days of purchase you can exchange it for another size or return it for a refund. Return shipping is paid by the customer, and shipping charges are not refunded. If you want to see how the measurements work first, our page on finding your pillow size explains them. A second person should take the measurements if possible.

Find a provider near you

Pillowise is sold only through licensed chiropractors, physical therapists and massage therapists in the US. We do not sell in retail stores or through a consumer webshop. The measurement at your provider is free. If you want to use FSA or HSA funds, ask your plan administrator whether the purchase qualifies.

Find a Pillowise provider near you and book a free measurement.

Are you a chiropractor, PT or LMT? You can register as a Pillowise reseller.

Thijs van der Hilst, physiotherapist
Co-founder of Pillowise