Anterior pelvic tilt describes a position where the front of the pelvis sits slightly lower than the back.
Some degree of pelvic tilt is normal, and having an anterior tilt doesn't automatically mean something is wrong. Research into anterior pelvic tilt has also found no clear evidence that the tilt itself directly causes lower-back pain or reduced function (Falk Brekke et al., 2020).
However, some people do experience lower-back or hip discomfort and may want a more comfortable sleeping position for their pelvic tilt.
If you're wondering how to sleep with anterior pelvic tilt, the goal isn't to force your pelvis into a "perfect" posture. Instead, focus on comfortably supporting your lower back, hips and the rest of your body using the sleeping positions and practical tips below.
Best Sleeping Position For Anterior Pelvic Tilt
While there's no single best sleeping position for anterior pelvic tilt, back sleeping is often advised to be a more comfortable option with the right support. A 2025 systematic review found that supportive back and side sleeping were associated with better outcomes for people experiencing lower-back pain (Saini, Rai and Sen, 2025).
When lying flat on your back, you may notice increased tension or arching through your lower back. Slightly bending and supporting your knees may help your lower back feel more relaxed.
Try positioning the Groove Combination Pillow beneath your knees. Its adjustable design can help you:
- Keep your knees slightly bent
- Support the weight of your legs
- Allow your lower back to rest comfortably
- Make back sleeping easier to maintain
The pillow isn't designed to correct pelvic tilt. However, a memory foam pillow can help create a more comfortable anterior pelvic tilt sleeping position, as placing a pillow between or beneath the knees can provide additional support for the legs and lower body.
Can You Sleep On Side With Anterior Pelvic Tilt?
Absolutely. When considering how to sleep with pelvic tilt, you don't have to force yourself to become a back sleeper.
In fact, research into sleep posture has found that side sleeping was generally associated with fewer waking spinal symptoms, although the evidence remains limited (Cary, Briffa and McKenna, 2019).
If you prefer sleeping on your side, which most adults do, place the Groove Combination Pillow between your knees. This supports your legs and may help prevent your upper leg from dropping significantly forwards and causing any extra discomfort.
Also, while side sleeping, you should try to keep your knees comfortably bent rather than curling tightly into a ball. Aim for a relaxed position you can maintain without strain.
Best Pillow For Anterior Pelvic Tilt
The best pillow for anterior pelvic tilt isn't necessarily one designed specifically for the pelvis. Your head, neck, shoulders, hips and legs all affect how comfortable your overall sleeping position feels, even when the discomfort is mainly in your lower back or hips.
A good option for anterior pelvic tilt is an adjustable pillow, a type of ergonomic pillow you can tailor to your body’s needs.
The Groove Adjustable Pillow has four adjustable layers, allowing you to experiment with different heights to support your preferred sleeping position. Back sleepers can create a lower loft if preferred, while side sleepers may need additional height depending on their shoulder width, body shape and mattress.
In general, aim to support your head without noticeably pushing it forwards, backwards or sideways.
Research into pillow height has shown that changing pillow height can affect cervical spine alignment and pressure around the head and neck (Ren et al., 2016). This can help maintain a comfortable position from your head and neck down through your spine and hips.
Is Stomach Sleeping Bad For An Anterior Pelvic Tilt?
Not necessarily. Stomach sleeping doesn't cause anterior pelvic tilt, and there's no need to avoid it purely because you have a tilted pelvis.
However, some people with anterior pelvic tilt may find stomach sleeping uncomfortable because of how their lower back feels and the need to rotate their neck.
If you regularly wake up with increased discomfort after stomach sleeping, try sleeping on your back or side instead, and don’t push through the feeling.
Relax Don’t Aim For Perfection
You naturally move throughout the night, so don't worry about maintaining one exact posture until morning.
Likewise, there's no need to consciously brace your core, flatten your lower back against the mattress or force your pelvis into a particular position.
Instead, use your pillows to make comfortable positions easier to settle into and allow your body to relax. If you move out of position during the night, simply reposition yourself comfortably without strain or force.
What to remember when preparing for rest:
- Support your body without forcing posture
- Choose positions that feel naturally comfortable
- Reposition gently if discomfort develops
When Lower-Back or Pelvic Pain Needs Professional Advice
Pillows and sleep positions can help, but you should speak to a healthcare professional if any pain is persistent, worsening or significantly affecting your sleep or everyday activities.
Seek prompt medical advice for significant weakness or numbness, changes to bladder or bowel control, numbness around the groin or saddle area, significant trauma or unexplained severe pain.
Final Words
Sleeping with anterior pelvic tilt is about comfort rather than trying to correct your pelvis overnight. Experiment with positions and support to find what feels right for your body. If a position feels uncomfortable, try adjusting your setup, and if pain persists or worsens, seek medical advice.
Ready to support your hips and pelvis? Explore the Groove Combination Pillow for adjustable support beneath or between your knees.
References
- Cary, D., Briffa, K. and McKenna, L. (2019). Identifying relationships between sleep posture and non-specific spinal symptoms in adults: A scoping review. BMJ Open, [online] 9(6). doi:10.1136/bmjopen-2018-027633.
- Falk Brekke, A., Overgaard, S., Hróbjartsson, A. and Holsgaard-Larsen, A. (2020). Non-surgical interventions for excessive anterior pelvic tilt in symptomatic and non-symptomatic adults: a systematic review. EFORT Open Reviews, 5(1), pp.37–45. doi:10.1302/2058-5241.5.190017.
- Ren, S., Wong, D.W.-C., Yang, H., Zhou, Y., Lin, J. and Zhang, M. (2016). Effect of pillow height on the biomechanics of the head-neck complex: investigation of the cranio-cervical pressure and cervical spine alignment. PeerJ, 4, p.e2397. doi:10.7717/peerj.2397.
- Saini, Y., Rai, A. and Sen, S. (2025). Relationship Between Sleep Posture and Low Back Pain: A Systematic Review. Musculoskeletal care, [online] 23(2), p.e70114. doi:10.1002/msc.70114.
