Best Mattress for Couples UK (2026 Expert Buying Guide)
Best Mattress for Couples UK
Sharing a bed with your partner should help you enjoy deeper, more refreshing sleep. Unfortunately, many couples struggle with interrupted sleep caused by partner movement, different sleeping positions, body weight differences, overheating or choosing the wrong mattress.
The right mattress should comfortably support both sleepers without compromising on comfort, spinal alignment or pressure relief. Whether you sleep on your side, back or frequently change positions during the night, selecting the correct mattress can significantly improve sleep quality for both partners.
In this expert guide, we'll explain exactly what makes the best mattress for couples, the features you should look for, the different mattress types available and how to choose the perfect mattress based on your combined sleeping needs.
What Is the Best Mattress for Couples?
Quick Answer
For most couples, the best mattress is a high quality hybrid mattress with individually pocketed springs, excellent motion isolation, pressure-relieving comfort layers and medium firm support. A well-designed hybrid mattress accommodates different sleeping positions, body weights and movement while maintaining proper spinal alignment and reducing sleep disturbance throughout the night.
Best Mattress for Couples at a Glance
Not all mattresses are built to handle the demands of two sleepers — different body weights, sleeping positions and movement patterns all place unique pressure on a shared bed. The table below highlights the key features that separate a truly couple-friendly mattress from one that simply isn't up to the job.
Why Choosing the Right Mattress Matters for Couples
Sleeping as a couple places greater demands on a mattress than sleeping alone.
Instead of supporting one body, the mattress must accommodate two people who may have completely different body weights, sleeping positions and comfort preferences.
A poor quality mattress can lead to:
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Disturbed sleep from partner movement
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Poor spinal alignment
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Pressure points around the shoulders and hips
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Lower back pain
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Rolling towards the middle of the mattress
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Overheating during the night
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Reduced mattress lifespan
Choosing a high quality mattress designed for couples helps both sleepers enjoy better comfort and uninterrupted sleep.
★ Dr Ilyas Ansari's Expert Insight
"In our ergonomics research, we've found that couples often focus on finding the perfect mattress when, in reality, the biggest factor is choosing a mattress that supports both sleepers independently. A mattress that accommodates differences in body weight, sleeping position, and movement is far more likely to improve long term sleep quality."
What Makes the Best Mattress for Couples?
Several factors determine whether a mattress is suitable for couples.
Motion Isolation
Motion isolation refers to how well a mattress absorbs movement.
If one partner changes position, gets out of bed or wakes during the night, the other person should experience minimal disturbance.
This is one of the biggest reasons couples replace older mattresses.
Hybrid mattresses with individually pocketed springs perform particularly well because each spring reacts independently instead of transferring movement across the entire mattress.
Benefits include:
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Less disturbance during the night
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Better quality sleep
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Ideal for restless sleepers
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Reduced partner movement transfer
Pressure Relief
Pressure relief is essential for preventing discomfort around the body's natural pressure points.
When lying down, most pressure is placed on the:
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Shoulders
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Hips
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Lower back
Without adequate pressure relief, these areas can become sore, resulting in frequent position changes and interrupted sleep.
Quality comfort layers distribute body weight more evenly, reducing pressure and improving comfort for both sleepers.
Pressure relief is particularly important for:
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Side sleepers
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Older adults
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Couples with joint pain
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People suffering from shoulder or hip pain
Pressure relief is particularly important for side sleepers and anyone suffering from shoulder, hip or joint pain. If pressure relief is your main priority, our Best Mattress for Pressure Relief UK guide explains which mattress features provide the greatest comfort and support.
Spinal Support
Comfort alone is not enough.
A mattress must also support the natural alignment of your spine.
When the spine remains properly aligned throughout the night, muscles can relax and recover more effectively.
Good spinal support may help reduce:
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Lower back pain
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Morning stiffness
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Hip discomfort
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Muscle fatigue
The ideal mattress should cushion pressure points while preventing excessive sinking around the hips.
If either partner regularly wakes with stiffness or lower back discomfort, choosing the correct level of support becomes even more important. Our Best Mattress for Back Pain UK guide explains which mattress types are most effective for maintaining healthy spinal alignment.
Medium Firm Comfort
For most couples, a medium firm mattress provides the best compromise.
It offers enough cushioning for side sleepers while providing sufficient support for back and combination sleepers.
Medium firm mattresses are generally recommended because they balance:
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Pressure relief
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Support
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Comfort
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Spinal alignment
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Long-term durability
While firmness is ultimately a personal preference. Medium firm mattresses generally suit the widest range of sleepers. However, the ideal firmness also depends on your preferred sleeping position. Our Best Mattress for Side Sleepers UK guide and Mattress Firmness UK Guide explain how firmness affects spinal alignment and pressure relief for side sleepers, back sleepers, front sleepers and combination sleepers.
Edge Support
Many couples use almost the full width of the mattress.
Strong edge support increases the usable sleeping surface and helps prevent the sensation of rolling off the edge.
Benefits include:
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More sleeping space
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Easier access when getting in and out of bed
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Better long-term durability
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Reduced edge sagging
Temperature Regulation
Two people naturally generate more body heat than one.
If a mattress traps heat, both sleepers may become uncomfortable and wake frequently during the night.
Look for mattresses that feature:
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Breathable comfort layers
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Individually pocketed springs
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Airflow channels
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Moisture-wicking fabrics
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Temperature-regulating materials
These features promote airflow and help maintain a cooler sleeping environment. If overheating is a concern for you or your partner, our Ultimate Cooling Mattress UK guide explains which materials and mattress types are most effective at regulating temperature throughout the night.
Different Body Weights
Body weight differences are one of the main reasons couples experience discomfort on standard mattresses.
A lighter sleeper will experience more firmness because they don't compress the surface deeply, while a heavier sleeper will sink further and place more pressure on support layers.
On poorly designed mattresses, this creates imbalance:
- One side feels too firm
- The other side sinks too much
- Motion transfer increases
- Spinal alignment becomes inconsistent
This is especially important for couples where one partner is significantly heavier. In these cases, it's worth understanding how support systems are designed specifically for higher body weight distribution, which we explain in more detail in our Best Mattresses for Heavy People UK guide.
Hybrid mattresses solve this problem because pocket springs react independently to each body, allowing both partners to be supported correctly without affecting the other side.
★ Dr Ilyas Ansari's Expert Insight
"When one partner is significantly heavier than the other, the mattress must respond independently to each sleeper. Otherwise, both sleepers can experience poor spinal alignment, increased motion transfer, and reduced comfort. Individually pocketed spring systems are particularly effective because they allow each side of the mattress to adapt separately. Alternatively, a hybrid mattress with a zip-and-link option provides even more practical solution to weight differences."
What If You and Your Partner Prefer Different Mattress Firmness Levels?
One of the most common challenges couples face is having different firmness preferences. One partner may prefer a softer mattress that cushions the shoulders and hips, while the other prefers a firmer surface for additional support.
In many cases, these preferences are influenced by differences in body weight, sleeping position and existing back or joint discomfort.
Rather than choosing the softest or firmest mattress available, many couples find that a medium firm mattress offers the best balance. It provides enough pressure relief for side sleepers while maintaining the support needed by back and combination sleepers.
For couples with a significant difference in body weight, choosing a mattress available in multiple firmness, zip-and-link options can make a noticeable difference. This allows you to select the level of support that best suits your combined needs rather than settling for a one-size-fits-all solution.
If you're unsure which firmness is likely to suit both of you, our Mattress Firmness UK guide explains how body weight and sleeping position influence the ideal level of support.
★ Dr Ilyas Ansari's Expert Insight
"Through our ergonomics research, we've found that choosing the correct firmness for each sleeper usually has a greater impact on long term comfort than selecting between two similar spring systems. A mattress that keeps both spines properly aligned while relieving pressure points is far more important than simply choosing the mattress with the highest spring count."
Which Mattress Type Is Best for Couples?
Different mattress types offer different advantages.
Understanding these differences makes choosing the right mattress much easier.
Hybrid Mattresses
Hybrid mattresses combine individually pocketed springs with advanced comfort layers.
For most couples, they provide the best balance of:
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Motion isolation
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Pressure relief
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Spinal support
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Temperature regulation
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Durability
They also perform particularly well for couples with different body weights and sleeping positions because they combine responsive pocket spring support with pressure-relieving comfort layers. If you'd like to understand why hybrid mattresses have become one of the most popular choices in the UK, read our comprehensive Best Hybrid Mattress UK guide, where we compare their features, benefits and suitability for different types of sleepers.
Pocket Sprung Mattresses
Pocket sprung mattresses remain a popular option because each spring moves independently.
Compared with traditional open coil mattresses, they provide:
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Better support
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Improved motion isolation
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Greater comfort
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Longer lifespan
Pocket sprung mattresses are particularly suitable for couples wanting responsive support without excessive sinkage.
Memory Foam Mattresses
Memory foam mattresses contour closely to the body and offer excellent pressure relief.
Advantages include:
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Outstanding motion isolation
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Excellent pressure relief
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Quiet sleeping surface
However, some couples find traditional memory foam sleeps warmer and makes changing position more difficult compared with hybrid mattresses. Our Memory Foam vs Hybrid Mattress UK guide explains which mattress is better in the UK.
Latex Mattresses
Latex mattresses provide responsive comfort with excellent durability.
Benefits include:
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Naturally breathable
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Responsive support
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Good pressure relief
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Long lifespan
They are an excellent option for couples who prefer a more buoyant feel compared with memory foam.
If you're still unsure whether a hybrid, pocket sprung or memory foam mattress is right for you, our Mattress Types Compared UK guide explains the advantages and disadvantages of every mattress type to help you make an informed decision.
Which Mattress Is Best for Different Types of Couples?
Every couple sleeps differently. While one mattress won't suit everyone, certain mattress types tend to perform better for specific sleeping habits.
Although every couple has unique preferences, hybrid mattresses generally offer the best combination of support, pressure relief and motion isolation for shared sleeping.
Mattress Comparison for Couples
Choosing the right mattress as a couple involves balancing comfort, support and durability for two people rather than one. Different mattress types vary considerably in how well they isolate movement, relieve pressure, regulate temperature and accommodate different body weights or sleeping positions.
The comparison below highlights the strengths of the most popular mattress types, making it easier to identify which option is best suited to your individual sleep needs and shared sleeping habits.
What the Comparison Shows
For most couples, hybrid mattresses provide the best overall balance of comfort and support. By combining individually pocketed springs with advanced comfort layers, they minimise motion transfer, relieve pressure on the shoulders and hips, maintain healthy spinal alignment and promote better airflow throughout the night.
Memory foam mattresses excel at absorbing movement, making them ideal for couples where one partner is easily disturbed. However, some traditional memory foam mattresses may retain more heat and feel less responsive when changing sleeping positions.
Pocket sprung mattresses remain an excellent choice for couples who prefer a more traditional mattress feel. Individually pocketed springs provide responsive support and better motion isolation than open coil mattresses, although they may not offer the same level of pressure relief as a well-designed hybrid mattress.
Latex mattresses are naturally breathable and highly responsive, making them well suited to couples who sleep hot or prefer a more buoyant sleeping surface.
For couples with a significant difference in body weight or those requiring extra support, a firm hybrid mattress often provides the best combination of durability, stability and long-term comfort.
★ Dr Ilyas Ansari's Expert Insight
"When comparing mattresses, it's important to look beyond a single feature such as spring count or foam thickness. Through our ergonomics and sleep research, we've found that the best mattress for couples combines effective motion isolation, pressure relief, spinal support, and temperature regulation. When these elements work together, both partners are more likely to enjoy deeper, less interrupted sleep."
Which Mattress Size Is Best for Couples?
Choosing the right mattress size is just as important as choosing the right mattress type. Even the highest quality mattress can feel restrictive if there isn't enough space for both sleepers to move comfortably during the night.
Double Mattress (135 × 190 cm / 4FT6)
A double mattress is suitable for many couples, particularly where bedroom space is limited. However, each sleeper has less personal space, which can make movement more noticeable.
King Size Mattress (150 × 200 cm / 5FT)
A king size mattress is often the best choice for most couples. The additional width provides more personal sleeping space, helping to reduce disturbances when one partner changes position.
Super King Mattress (180 × 200 cm / 6FT)
If your bedroom allows, a super king mattress offers the greatest comfort. It is particularly beneficial for couples with different sleeping positions, restless sleepers or those who simply prefer more personal space.
If you're replacing both your mattress and bed, it's worth choosing the largest size your bedroom can comfortably accommodate.
How Long Should a Mattress for Couples Last?
Because two people place greater demands on a mattress than one, durability is an important consideration.
On average:
- Open coil mattresses typically last 1–4 years depending on the type of the comfort core used excluding foams and natural material layers
- Pocket sprung mattresses generally last 2–10 years depending on the type of the comfort core used excluding foams but including natural material layers
- High quality hybrid mattresses often provide 8–10+ years of comfortable support with proper care - this could also include natural materials
Several factors influence mattress lifespan, including:
- Combined body weight
- Mattress quality
- Sleeping habits
- Regular rotation (where recommended)
- Overall construction and materials
If your mattress begins to sag, develops permanent body impressions or no longer provides adequate support, it may be time to replace it.
If you're unsure whether your mattress has reached the end of its life, our How Long Does a Mattress Last? guide explains the signs to look for.
★ Dr Ilyas Ansari's Expert Insight
"A mattress should be viewed as a complete support system rather than a collection of individual features. In our ergonomics research, we've found that the combination of support, pressure relief, temperature regulation, and appropriate firmness has the greatest influence on long term sleep quality for couples."
Frequently Asked Questions
What is the best type of mattress for couples?
For most couples, a hybrid mattress is the best choice because it combines individually pocketed springs with advanced comfort layers. This combination provides excellent motion isolation, pressure relief, spinal support and temperature regulation, making it suitable for a wide range of sleeping positions and body weights.
If you prefer a more traditional feel, a high quality pocket sprung mattress is also an excellent option, particularly if it offers good edge support and pressure-relieving comfort layers.
Is a hybrid mattress better than memory foam for couples?
For many couples, yes. Hybrid mattresses offer a balanced combination of support and comfort by pairing individually pocketed springs with pressure-relieving comfort layers.
While memory foam excels at motion isolation, some traditional memory foam mattresses can retain heat and feel less responsive when changing sleeping positions. Hybrid mattresses generally provide better airflow, easier movement and stronger edge support, making them a popular choice for couples.
What firmness is best for couples?
A medium firm mattress is often the best option for couples because it provides a balance of comfort and support.
It offers enough cushioning to relieve pressure on the shoulders and hips while maintaining proper spinal alignment for back and combination sleepers. However, the ideal firmness also depends on each person's body weight, sleeping position and personal preference.
What if my partner prefers a different mattress firmness?
Different firmness preferences are common, especially if partners have different body weights or sleeping positions.
Many couples find that a medium-firm mattress provides the best compromise. Alternatively, some manufacturers offer mattresses in multiple firmness options or split-firmness designs, allowing each partner to enjoy their preferred level of support.
Which mattress is best for couples with different body weights?
Couples with different body weights generally benefit from a hybrid or pocket sprung mattress because the individually pocketed springs respond independently to each sleeper.
This helps maintain proper spinal alignment for both partners while reducing motion transfer and preventing one sleeper from affecting the other's comfort.
Is a pocket sprung mattress good for couples?
Yes. Pocket sprung mattresses are one of the most popular choices for couples because each spring moves independently.
This reduces partner disturbance, improves pressure relief and provides more personalised support compared with traditional open coil mattresses. Many premium pocket sprung mattresses also feature reinforced edge support and breathable comfort layers, making them well suited to shared sleeping.
What mattress size is best for couples?
The best mattress size depends on your available bedroom space and personal preferences.
- Double – Suitable for smaller bedrooms.
- King Size – The best choice for most couples, offering additional personal sleeping space.
- Super King – Ideal for couples who prefer maximum comfort or frequently change sleeping positions.
Choosing the largest mattress your bedroom can comfortably accommodate usually results in a better night's sleep.
Is a king size mattress better than a double for couples?
For most couples, yes.
A king size mattress provides an additional 15 cm (6 inches) of width compared with a standard double mattress. This extra space reduces sleep disturbance, allows both partners to move more freely and often improves overall sleep quality.
Which mattress is best if one partner moves a lot during the night?
If one partner is a restless sleeper, look for a mattress with excellent motion isolation.
Hybrid and pocket sprung mattresses with individually pocketed springs help absorb movement so that one partner is less likely to disturb the other throughout the night.
Is edge support important for couples?
Yes. Strong edge support increases the usable sleeping surface, allowing both partners to sleep comfortably across the entire mattress.
It also makes getting in and out of bed easier and helps the mattress maintain its shape over time.
Which mattress is best if one or both partners sleep hot?
Couples who tend to overheat should choose a mattress with breathable materials and good airflow.
Hybrid mattresses with individually pocketed springs, cooling comfort layers and moisture-wicking fabrics generally provide better temperature regulation than traditional all-foam mattresses.
How long should a mattress for couples last?
A quality mattress used by two people typically lasts between 7 and 10 years, depending on its construction, materials and how well it is maintained.
If your mattress begins to sag, develops body impressions or no longer provides adequate support, it may be time to replace it.
Can the right mattress reduce partner disturbance?
Yes.
A mattress with good motion isolation helps minimise movement transfer when one partner changes position, gets out of bed or moves during the night.
Hybrid and pocket sprung mattresses with individually pocketed springs are particularly effective at reducing partner disturbance.
Should couples rotate their mattress?
Many mattresses benefit from regular rotation to promote even wear and extend their lifespan.
Always follow the manufacturer's care instructions, as some mattresses are designed to be rotated while others are not.
Is it worth investing in a premium mattress as a couple?
For most couples, yes.
A mattress is used every night for many years, so investing in a high-quality model can improve comfort, reduce sleep disturbance and provide better long-term support. Features such as individually pocketed springs, pressure-relieving comfort layers, strong edge support and temperature regulation often contribute to a more restful and restorative night's sleep.
Can a mattress improve relationship quality?
The mattress itself doesn't improve a relationship, but it can improve sleep quality, and better sleep is associated with improved mood, concentration, patience and overall wellbeing. If both partners sleep more comfortably and experience fewer disturbances, they may wake feeling more refreshed and less fatigued. While a mattress isn't a solution to relationship issues, choosing one that supports both sleepers can contribute to a better night's rest for each person.
Final Expert Insight
★ Dr Ilyas Ansari's Expert Insight
"Through our ergonomics and sleep research, we've found that the best mattress for couples isn't necessarily the one with the highest spring count or the thickest comfort layer. Long-term sleep quality depends on choosing a mattress that supports both partners independently, maintains healthy spinal alignment, relieves pressure points, and minimises motion transfer. When these factors work together, couples are far more likely to enjoy deeper, less interrupted sleep."
Our Final Recommendation
For most couples, a high-quality hybrid mattress offers the best balance of motion isolation, pressure relief, spinal support, temperature regulation and long-term durability. However, the ideal choice also depends on your sleeping positions, combined body weight, firmness preferences and budget.
Taking the time to choose a mattress that meets both partners' needs can lead to better sleep quality, fewer disturbances and greater comfort for years to come.
About the Author
Dr Ilyas Ansari
Dr Ilyas Ansari is the founder of Sleep Harvester and an award-winning scientist. He is a passionate advocate for better sleep health in the UK. With a background in sleep ergonomics and a deep understanding of spinal support and pressure relief, he created Sleep Harvester to cut through misleading mattress marketing and help people find genuinely high quality sleep solutions. He writes and reviews all Sleep Harvester content to ensure it meets the highest standards of accuracy, technical and clinical relevance.
Read more about Dr Ilyas Ansari | Recipient of the UK's first Ergonomics Excellence Award
Dr Ilyas Ansari, Sleep Specialist & Mattress Ergonomics Pioneer
"After years of research and helping thousands of sleepers, I can say that the right mattress firmness isn't about preference alone - it's about proper spinal alignment. When your mattress supports your body's natural curves, you wake up pain-free and energised. So, mattress firmness is the single most important factor in achieving restorative sleep and maintaining long term spinal health."
Professor John Groeger, Professor of Sleep Science
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