Back pain is a problem many people are familiar with. Some experience lower back pain after sitting at work for long periods. Others develop upper back pain from looking downward or rounding their shoulders throughout the day. Some people wake up with back pain and feel as though they have not rested properly. In many cases, these symptoms may not be caused by a medical condition alone; they may also be associated with sleeping posture and body alignment during sleep.

 

This leads many people to wonder: What is the best sleeping position for back pain? Are there any sleeping positions that can help make the back feel more comfortable? 

In reality, there is no single sleeping position that is suitable for everyone with back pain. The best position is one that keeps the neck, back, hips, and knees as naturally aligned as possible without excessive twisting, arching, or prolonged pressure on any one area.

 

Why Is Sleeping Position Related to Back Pain? 

During sleep, the body should be able to rest and recover. However, sleeping in an unsuitable position may contribute to back pain, particularly when the spine is poorly aligned. For example, the lower back may arch excessively, the hips may tilt, the knees may press against each other, or the neck may remain twisted for a long period. 

When this happens, certain muscles and joints may remain tense throughout the night, resulting in back pain after sleeping, nighttime back pain, or disrupted sleep. 

The key principle for people with back pain is to keep the spine in a balanced and neutral alignment as much as possible. Pillows can be used for additional support, including a head pillow, a pillow beneath the knees, or a pillow between the knees. These supports may help reduce pressure and rotational stress around the back, hips, and knees.

 

Sleeping Positions That May Reduce Pressure for Different Types of Back Pain 

1. Lower Back Pain: Sleep on Your BackWitha Pillow Under Your Knees 

Lower back pain, or pain around the waist and lumbar region, is common among people who sit or stand for long periods, frequently bend forward and backward, or lift objects incorrectly. 

When lying on your back, you may notice that your waist does not touch the mattress, your lower back arches excessively, or the muscles in your lower back feel tight. In this situation, sleeping on your back with a pillow under your knees may help your back relax. 

This position keeps the knees slightly bent, which may reduce tension in the muscles of the lower back and hips. It also helps support the natural curve of the spine, reducing the need for the back muscles to remain tense throughout the night. 

This position may be suitable for people with lower back pain, pain around the waist, back pain upon waking, or excessive lower-back arching while sleeping on their backs. 

How to position yourself: 

Lie on your back on a mattress that provides appropriate body support. Place a pillow beneath both knees so that they are slightly bent. The pillow should not be so high that it causes excessive bending at the hips. Choose a head pillow that is not so high that it forces the neck forward. 

2. Back PainWithHip Pain: Sleep on Your Side With a Pillow Between Your Knees 

For people who prefer sleeping on their side or who experience hip pain together with back pain, placing a pillow between the knees may help reduce twisting of the hips and pelvis. 

When sleeping on your side without support, the upper leg may fall forward. This can tilt the hips, rotate the pelvis, and cause the spine to twist as well. 

Placing a pillow between the knees helps keep both hips at a similar level, reduces pressure around the hip joints, and supports a straighter spinal alignment. 

This position may be suitable for people with lower back pain combined with hip pain, pain on one side of the waist, pain caused by side sleeping, or hip tightness after waking. 

How to position yourself: 

Lie on your side with your knees slightly bent. Place a pillow between both legs. Ideally, the pillow should support the area from the knees to the lower legs so that the upper leg does not fall or twist forward. 

Avoid curling the body too tightly, as excessive bending may round the back and increase muscle tension. 

3. Upper Back Pain: Choose a Pillow That Keeps the Neck and Back Aligned

Upper back pain is often associated with tension in the neck, shoulders, and shoulder blades. It is especially common among people who work at a computer, look down at a mobile phone, or maintain rounded shoulders for long periods. 

When a pillow is too high, the neck bends forward excessively, which may tighten the muscles of the neck, shoulders, and upper back. When the pillow is too low, the neck may extend backward and also become painful. 

For people with upper back pain, choosing the right pillow is particularly important. The pillow should keep the neck aligned with the torso without forcing it to bend forward, tilt backward, or lean excessively to either side. 

This is suitable for people who experience neck pain, shoulder tension, pain around the shoulder blades, upper back pain, or neck stiffness after waking. 

How to position yourself: 

When sleeping on your back, use a pillow that adequately supports the curve of the neck without pushing the head too far forward. 

When sleeping on your side, the pillow should be high enough to keep the neck in line with the spine. It should not allow the neck to tilt downward or push it too far upward. 

4. Sleep in a Slightly Reclined Position if Lying Flat Increases Back Pain

Some people feel increased lower back tightness or pain when lying completely flat. Slightly elevating the upper body may help reduce pressure and allow the back to relax. 

This position may be especially helpful when combined with a pillow beneath the knees. 

It may suit people who feel that their lower back arches excessively when lying flat or that the back does not rest comfortably against the mattress. 

Elevating the torso slightly may place the body in a more comfortable position. However, the upper body should not be raised so high that the spine becomes excessively rounded, as this may instead create tension in the neck and upper back. 

5. Knee Pain: How to Sleep Without the Knees Pressing Against Each Other

Although this article focuses primarily on back pain, many people also experience knee pain, particularly those with knee osteoarthritis, joint stiffness, or nighttime knee pain. 

When sleeping on the side, prolonged pressure between the knees may worsen discomfort. A recommended option is to place a pillow between the knees. This reduces direct pressure between the knee joints and helps keep the legs, hips, and pelvis in a more balanced alignment. 

When sleeping on the back, a small pillow may also be placed beneath the knees. This allows the knees to remain relaxed rather than fully extended throughout the night.

 

Position to Avoid: Sleeping on Your Stomach May Arch the Back and Twist the Neck 

People with back pain should generally avoid sleeping on their stomachs. This position may increase the arch in the lower back. It also requires the neck to remain turned to one side for a prolonged period, which can create tension in the neck, shoulders, and upper back. 

When stomach sleeping cannot be avoided, use a thin head pillow and consider placing another thin pillow beneath the hips to reduce excessive arching of the lower back. 

In general, however, sleeping on the back or side with appropriately positioned pillows is often more suitable for people with back pain.

 

Choosing the Right Mattress and Pillow Is Just as Important as Sleeping Position 

Sleeping positions may help reduce back pain to some degree. However, a mattress that sags excessively or a pillow that is too high can also disrupt body alignment. 

A mattress should support the body properly. It should not be so soft that the hips sink deeply, nor so firm that it places excessive pressure on the shoulders or hips. 

Pillows should be selected according to the person’s sleeping position, body shape, and individual support needs.

 

When Should You See a Doctor? 

You should consult a doctor when changing your sleeping position does not improve the pain or when back pain is accompanied by symptoms such as: 

• Pain radiating down the leg 

• Numbness in the leg 

• Leg weakness 

• Difficulty walking 

• Severe pain at night 

• Persistent pain that interferes with daily activities 

Back pain may sometimes be associated with other conditions, such as a herniated disc compressing a nerve, degenerative spinal disease, spondylolisthesis, or other neurological problems that require appropriate medical evaluation and treatment. 

When asking, “What is the best sleeping position for back pain?”, the answer is to choose a position that keeps the spine, hips, and knees as balanced and naturally aligned as possible. 

For lower back or waist pain, sleeping on your back with a pillow beneath the knees may help. For back pain combined with hip pain, sleeping on your side with a pillow between the knees may be more comfortable. For upper back pain, choose a pillow that keeps the neck and spine properly aligned. When knee pain is also present, reduce pressure between the knees while sleeping. 

Adjusting your sleeping position may help the body rest more comfortably. However, if the pain frequently returns, becomes more severe, or is accompanied by numbness or weakness, it should not be ignored. 

Identifying the underlying cause at an early stage can help ensure that treatment is appropriately targeted and support a safer, more confident return to normal daily activities.