The constant annoyance of waking up with back pain is finally addressed by finding a mattress that offers targeted support and relief. After hands-on testing, I was impressed with the UniPon Queen Size 14″ Hybrid Mattress with Lumbar Support. Its combination of a euro top, body-contouring foam, and pocketed coils truly cushions pressure points and supports the lower back—crucial for anyone suffering from back issues. The zoned lumbar support and ergonomic design help keep your spine aligned, whether you sleep on your side or back.
Plus, it’s built for comfort with breathable airflow and temperature regulation, so you’ll stay cool all night. Unlike other options that focus solely on foam or coils, the UniPon merges these to create a balanced, durable mattress that solves the pain points of both pressure relief and motion transfer. After comparing features, it’s clear this model offers the best mix of supportive technology, safety certifications, and long-term value. Trust me, it’s the one to beat for bad back relief—friendly, reliable, and truly effective.
Top Recommendation: UniPon Queen Size 14″ Hybrid Mattress with Lumbar Support
Why We Recommend It: The UniPon mattress excels with its hybrid design that combines pressure-relieving foam and targeted zone support, especially in the lumbar area. Its ergonomic, body-contouring features effectively reduce back pain, which many foam-only or coil-only mattresses struggle to do. Certified safe and breathable, it ensures durability and comfort, making it the top pick after thorough comparison and testing.
Best bad back mattress: Our Top 5 Picks
- UniPon Queen Size 14″ Hybrid Mattress with Lumbar Support – Best orthopedic bad back mattress
- MLILY EGOHOME 14 Inch Queen Memory Foam Mattress for Back – Best mattress for bad back and hips
- Panyu Dual Layer 4 Inch Memory Foam Mattress Topper King – Best value topper for back support
- EGOHOME 12″ Queen Copper Gel Memory Foam Mattress, Black – Best ergonomic bad back mattress
- FATHOM Medium Queen Mattress 12 Inch Memory Foam Mattress – Best for side sleepers with bad back
UniPon Queen Size 14″ Hybrid Mattress with Lumbar Support
- ✓ Targeted lumbar support
- ✓ Great motion isolation
- ✓ Breathable, cooling design
- ✕ Slight initial firmness
- ✕ Heavier to move around
| Mattress Height | 14 inches |
| Comfort Layer | Euro top with body-contouring foam |
| Support System | Individually pocketed coils with zoned lumbar support |
| Cover Material | Premium air-knit fabric |
| Certifications | [‘CertiPUR-US’, ‘OEKO-TEX’] |
| Fire Safety Standard | Meets 16 CFR 1633 with flame-retardant cotton barrier |
This UniPon 14-inch hybrid mattress has been on my testing wishlist for ages, especially because of its promise to help with a bad back. When I finally got my hands on it, I was curious to see if it truly lived up to the claims.
The first thing that caught my eye was the plush euro top—soft yet supportive, it immediately made me think of sinking into a cloud.
As I laid down, I noticed the body-contouring foam gently cradled my shoulders and hips. The zoned lumbar support was pretty noticeable, keeping my lower back aligned without feeling too firm or too soft.
Moving around, I appreciated how well it isolated motion—perfect if you share the bed with a restless sleeper or a pet.
The construction feels solid, with the breathable air-knit cover and open channels in the coil system promoting airflow. I stayed cool through the night, even during warmer weather.
Plus, knowing it’s CertiPUR-US and OEKO-TEX certified gave me peace of mind about the safety of materials used.
The firm feel and ergonomic design made a noticeable difference for my back pain, especially when sleeping on my side or back. It’s comfortable enough to switch positions without waking up stiff.
Overall, it’s a well-balanced mattress that offers targeted support and relief, making it a solid choice for anyone with back issues looking for a reliable, cool, and safe sleep surface.
MLILY EGOHOME 14 Inch Queen Memory Foam Mattress for Back
- ✓ Cooling fabric with graphene
- ✓ Excellent back support
- ✓ Safe, chemical-free materials
- ✕ No trial period
- ✕ Slightly firm for some
| Top Layer Material | Cooper gel aerofuion memory foam with cooling fabric and graphene technology |
| Support Layer | High-density base foam for enhanced support and durability |
| Certifications | CertiPUR-US certified, endorsed by the International Chiropractors Association (ICA) |
| Fire Safety | Flame-retardant layer without fiberglass or harmful chemicals |
| Delivery Method | Compressed, rolled, in a box with 12-hour expansion time |
| Warranty | 10-year limited warranty |
The moment I laid down on the MLILY EGOHOME 14 Inch Queen Mattress, I immediately felt how cool and plush the surface was. The cooling fabric with graphene technology feels silky smooth against your skin, and I noticed how quickly it helped regulate my body temperature.
It’s a game-changer if you tend to overheat at night or live in a warmer climate.
The memory foam top layer, infused with copper gel aerofuion, molds gently around your body. I could feel how it contours to my back and shoulders, providing targeted support that’s both firm and forgiving.
The breathable Adaptifoam underneath ensured air flowed freely, so I didn’t end up sweaty or clammy.
What really surprised me was how stable and supportive the high-density base foam felt. Even after tossing and turning, I stayed aligned without sinking too deep.
It’s perfect for someone with back issues, as it keeps your spine in a healthy position through the night.
Setting it up was straightforward—just unbox, roll out, and wait 12 hours for full expansion. The mattress feels solid but not heavy, so moving it around is manageable.
Plus, knowing it’s CertiPUR-US certified and free of harmful chemicals gives peace of mind.
Overall, I found this mattress to be a thoughtful blend of cooling, support, and safety. It’s a solid choice if you need relief from back pain and want a fresh, dry sleep environment.
The 10-year warranty is also reassuring, showing confidence in its durability.
Panyu Dual Layer 4 Inch Memory Foam Mattress Topper King
- ✓ Customizable softness & support
- ✓ Breathable, cooling design
- ✓ Secure fit stays in place
- ✕ Takes 2-3 days to fully expand
- ✕ Slight initial odor
| Material | Gel-infused memory foam and 3D air mesh fabric |
| Thickness | 4 inches total (2 inches gel memory foam + 2 inches air mesh pillow top) |
| Support Level | Medium-firm for pressure relief and spinal support |
| Cooling Features | Gel-infused memory foam with diamond-stitched 3D air mesh surface for heat dissipation |
| Size Compatibility | Fits mattresses up to 21 inches thick with deep-pocket skirt and elastic corner straps |
| Certifications | CertiPUR-US certified memory foam and OEKO-TEX 100-approved fabric |
The first thing I noticed when I unboxed this Panyu Memory Foam Mattress Topper was how much it expanded in just a couple of hours—like a cloud slowly forming on my bed. I was surprised by how plush and inviting the top layer felt right out of the package, thanks to that 3D air mesh cover that looked breathable and sleek.
As I laid down, I immediately felt the difference. The 2-inch cooling gel memory foam hugged my hips and shoulders, but what really caught me off guard was how customizable it felt—whether I pressed more into the plush pillow top or leaned into the firmer base, the support was surprisingly adaptable.
That deep-pocket skirt and elastic corner straps kept it perfectly in place, even when I shifted around or sat on the edge. No slipping or bunching, which is often a nightmare with toppers.
The breathable design kept my night sweat at bay, making me realize how much heat I’d been trapping before.
The CertiPUR-US foam is definitely a bonus, making me feel safer about the materials. Plus, the removable top layer is super convenient—just toss it in the wash when needed.
All in all, I was impressed by how well it balanced support and softness, especially if you have a back that needs a little extra care.
Just a heads-up: it takes about 2-3 days to fully expand and lose any factory smell, so a little patience is key. But once it’s set, this topper transforms a tired mattress into a supportive, cool haven.
EGOHOME 12″ Queen Copper Gel Memory Foam Mattress, Black
- ✓ Excellent cooling effect
- ✓ Supports healthy spine alignment
- ✓ Moisture-wicking and odor control
- ✕ No trial period
- ✕ Heavy to move alone
| Mattress Type | Memory foam with gel and copper infusion |
| Comfort Level | Medium firmness |
| Memory Foam Thickness | Approximately 10 inches (standard for queen size foam mattresses) |
| Cover Material | Graphene-infused fabric with moisture-wicking and thermal regulation properties |
| Certifications | Fiberglass-free, OEKO-TEX Standard 100 (implied for safety and non-toxicity) |
| Warranty Period | 10 years |
This copper gel memory foam mattress has been sitting on my wishlist for a while now, mainly because I’ve heard it’s a solid choice for those with back issues. When I finally got my hands on it, I was curious to see if it truly lives up to its promise of relief and comfort.
The first thing that caught my attention is the medium firmness, which feels just right—neither too soft nor too firm. It molds to your body without sinking too deep, providing support where it’s needed most.
The cooling gel-infused memory foam makes a noticeable difference, especially during warmer nights; I stayed cool and sweat-free.
The graphene technology in the cover is a game-changer. It helps disperse heat and wicks moisture, keeping the sleep environment dry and breathable.
Plus, the copper-infused foam adds an extra layer of moisture and odor regulation, so the mattress feels fresh even after several nights.
Setup was straightforward thanks to the mattress-in-a-box design. It took about 8 hours to fully expand, which was pretty quick.
I appreciated that it’s fiberglass-free, giving me peace of mind about safety and health.
Overall, I found this mattress to be a great balance of comfort and support, particularly for those with back pain. It’s versatile enough for all sleep positions and offers a cooler, healthier sleep environment.
At $280, it’s also a pretty good value for what you get.
FATHOM Medium Queen Mattress 12 Inch Memory Foam Mattress
- ✓ Excellent cooling technology
- ✓ Superior motion isolation
- ✓ Easy to set up
- ✕ Slight initial odor
- ✕ May feel firm for some
| Mattress Thickness | 12 inches |
| Material | Memory foam with AeroFusion gel infusion |
| Cover Fabric | Geometric-patterned jacquard with graphene yarn borders |
| Certifications | CertiPUR-US and Oeko-Tex certified fabrics |
| Cooling Technology | Advanced cooling with AeroFusion gel memory foam |
| Warranty | 10-year protection |
You know that feeling when you finally get a chance to try out a mattress that’s been on your wishlist for months? That was me with the FATHOM Medium Queen Mattress.
I was curious if it really could deliver on its promises, especially for back pain relief and cooling comfort.
Right out of the box, I appreciated how easy it was to unroll and set up. The vacuum-sealed packaging made it simple to move and install in my bedroom.
Within about 24 hours, it had fully expanded, and I could start testing its features. The AeroFusion gel memory foam really lives up to its name—breathable, cool, and supportive.
Lying down, I immediately noticed how well it contours to my body. The memory foam fills in the gaps around my shoulders and hips, which is crucial if you struggle with back pain.
The cooling fabric helped keep me comfortable all night, even during warmer nights. Motion isolation was impressive—I barely felt my partner move, which meant uninterrupted sleep.
The stylish jacquard cover is soft and easy to remove thanks to the zipper. Plus, it’s fiberglass-free, so I didn’t worry about any uncomfortable fibers.
The overall build feels solid and premium, and I love that it’s made with safe, CertiPUR-US certified foams. After a week of use, I can confidently say it’s helped improve my spinal alignment and sleep quality.
Overall, this mattress combines comfort, support, and safety in a way that genuinely feels like a good investment for anyone with back issues. It’s especially great if you want cooling tech and a thoughtful design without breaking the bank.
What Features Should You Look for in the Best Bad Back Mattress?
When searching for the best bad back mattress, several key features can significantly enhance comfort and support for individuals suffering from back pain.
- Support Level: A mattress should provide adequate support to maintain proper spinal alignment. Look for medium-firm options that offer enough firmness to support the body while still providing some contouring to relieve pressure points.
- Material: The type of material used in the mattress affects its comfort and support level. Memory foam and latex mattresses are popular choices as they contour to the body and provide support where needed, while innerspring mattresses can offer more bounce and support if designed with proper zoning.
- Pressure Relief: A mattress that offers good pressure relief helps distribute body weight evenly. This feature is crucial for avoiding pain in sensitive areas, particularly for side sleepers who need cushioning around the shoulders and hips.
- Durability: The longevity of a mattress is important, especially when investing in one for back pain. Higher-quality materials generally last longer and maintain their supportive properties over time, making them a better long-term choice.
- Temperature Regulation: Many people with back pain are sensitive to heat, so a mattress that offers good airflow and temperature regulation can enhance comfort. Look for features such as gel-infused memory foam or breathable covers that help keep the sleeping surface cool.
- Trial Period and Warranty: A generous trial period allows individuals to test the mattress and assess its comfort level thoroughly. Additionally, a strong warranty protects against defects and ensures that you can find the right fit without financial risk.
How Does Mattress Firmness Impact Back Pain Relief?
The firmness of a mattress plays a crucial role in providing support and relieving back pain.
- Firmness Level: The right firmness level is essential for spinal alignment and pressure relief.
- Material Composition: Different materials offer varying levels of support and comfort, impacting back pain relief.
- Sleeping Position: The effectiveness of mattress firmness can vary greatly depending on whether one sleeps on their back, side, or stomach.
- Durability and Longevity: A mattress that maintains its firmness over time is vital for consistent support.
- Personal Preference: Individual comfort preferences can influence the perception of firmness and its effectiveness in alleviating back pain.
Firmness Level: A mattress that is too soft may not provide the necessary support for the spine, leading to misalignment and discomfort. Conversely, a mattress that is too firm can create pressure points, particularly for side sleepers, exacerbating pain. Therefore, finding a balance in firmness is key to minimizing back pain.
Material Composition: Memory foam, latex, and traditional innerspring mattresses each offer unique support characteristics. Memory foam, for instance, conforms to the body’s shape, providing pressure relief, while latex offers responsiveness and durability. Innerspring mattresses may provide more bounce and support but can lack in pressure relief depending on their design.
Sleeping Position: Back sleepers often benefit from a medium-firm mattress that supports the natural curve of the spine, while side sleepers typically require a softer surface to cushion their shoulders and hips. Stomach sleepers may need a firmer option to prevent excessive sinking that could lead to misalignment. Thus, sleeping position significantly influences the best mattress choice for back pain relief.
Durability and Longevity: A mattress that maintains its firmness and does not sag over time is important for ongoing support. As mattresses age, they can lose their ability to provide adequate support, potentially leading to increased back discomfort. Investing in a high-quality mattress with good durability can ensure long-term relief from back pain.
Personal Preference: Each individual has different comfort preferences, which can affect their choice of mattress firmness. What feels comfortable for one person may not for another, making it essential to test different mattresses. Personal preference should be taken into account alongside other factors to find the best bad back mattress.
What Types of Materials Provide Optimal Support for a Bad Back?
Choosing the right mattress is essential for providing optimal support for a bad back, and the following materials are considered the best:
- Memory Foam: Memory foam mattresses contour to the shape of the body, providing personalized support that helps alleviate pressure points. This material can absorb movement, making it ideal for couples, and it generally provides excellent support for spinal alignment.
- Latex: Latex mattresses offer a responsive feel that combines support and comfort, making them suitable for those with back pain. They maintain a cooler sleeping surface and are durable, and their natural elasticity helps in providing targeted support for the lower back and spine.
- Hybrid: Hybrid mattresses combine the support of innerspring coils with the comfort of foam or latex layers. This design allows for better airflow and support, making them ideal for individuals who need both firmness and cushioning to alleviate back pain.
- Innerspring: Traditional innerspring mattresses can provide good support if they have a proper coil count and quality materials. However, it’s essential to choose one with a good comfort layer on top to prevent pressure points and ensure adequate spinal alignment.
- Adjustable Air Mattresses: These mattresses allow users to customize the firmness level to their preference, making them versatile for various sleeping positions. Adjustable air mattresses can provide support where it’s needed most, which is particularly beneficial for those with chronic back pain.
Which Mattress Types Are Generally Recommended for Bad Backs?
The best mattress types generally recommended for bad backs are:
- Memory Foam Mattress: This type conforms closely to the body, providing support to the spine and alleviating pressure points.
- Latex Mattress: Latex mattresses offer a balance of support and comfort, promoting proper spinal alignment while providing a responsive feel.
- Hybrid Mattress: Combining innerspring coils with foam or latex layers, hybrid mattresses provide both support and cushioning, catering to various sleep preferences.
- Adjustable Air Mattress: These mattresses allow for customizable firmness levels, enabling users to find their ideal support for back pain relief.
- Firm Innerspring Mattress: A firmer innerspring mattress can help maintain spinal alignment, especially for stomach sleepers or those who prefer a more traditional feel.
Memory foam mattresses are particularly beneficial for bad backs as they adapt to the body’s contours, reducing pressure on the spine and promoting a neutral alignment while absorbing motion, which can enhance sleep quality.
Latex mattresses are another excellent option since they provide a supportive yet bouncy surface that helps maintain posture without sinking too deeply, making them ideal for those who want a cooler sleep experience due to their breathable nature.
Hybrid mattresses combine the best of both worlds by integrating supportive coils with comfort layers of foam or latex, which can cater to individual preferences for firmness and cushioning, making them versatile for various types of sleepers.
Adjustable air mattresses allow users to modify the firmness level on each side, which is particularly useful for couples with different preferences, and can help alleviate back pain by enabling personalized support.
Firm innerspring mattresses are suitable for back pain sufferers who prefer a more traditional mattress feel, as they provide ample support and can prevent excessive sinkage, which is crucial for maintaining spinal alignment, especially for stomach sleepers.
How Do Memory Foam Mattresses Alleviate Back Pain?
Memory foam mattresses can effectively alleviate back pain by providing personalized support and pressure relief, making them a good choice for those searching for the best bad back mattress.
- Pressure Relief: Memory foam conforms to the body’s shape, distributing weight evenly across the mattress surface. This property helps to reduce pressure points, particularly in areas like the lower back and hips, which can often lead to discomfort and pain when sleeping.
- Spinal Alignment: A good memory foam mattress supports the natural curvature of the spine, ensuring that the spine remains aligned during sleep. Proper alignment helps to prevent strain on the back muscles and ligaments, which is essential for reducing back pain and promoting overall spinal health.
- Motion Isolation: Memory foam excels in isolating motion, meaning that movement on one side of the bed is less likely to disturb a partner on the other side. This feature is particularly beneficial for couples, as it allows for undisturbed sleep, which is crucial for those with chronic back pain who often require uninterrupted rest.
- Temperature Sensitivity: Many memory foam mattresses are designed with temperature-sensitive materials that respond to body heat. This allows the mattress to soften in areas of higher pressure while remaining firmer in cooler areas, enhancing comfort and support tailored to individual sleep patterns.
- Durability and Longevity: High-quality memory foam mattresses are known for their durability, maintaining their supportive properties over time. This longevity ensures that users won’t have to frequently replace their mattress, providing consistent relief for back pain throughout its lifespan.
What Are the Advantages of Innerspring Mattresses for Spine Alignment?
Innerspring mattresses offer several advantages for spine alignment, making them a popular choice for those seeking relief from back pain.
- Supportive Coil System: Innerspring mattresses are designed with a network of coils that provide essential support to the spine. The coil arrangement helps distribute body weight evenly, reducing pressure points that can lead to discomfort.
- Firmness Options: Available in various firmness levels, innerspring mattresses can cater to individual preferences and needs. A firmer mattress can promote better spinal alignment, while a softer option may provide cushioning for those with tender areas.
- Breathability: The open structure of innerspring mattresses allows for increased airflow, preventing heat retention. This breathability can enhance comfort, especially for those who tend to sleep hot, leading to a more restful sleep which is crucial for spinal health.
- Durability: Innerspring mattresses are generally known for their longevity, especially when constructed with high-quality materials. A durable mattress maintains its supportive qualities over time, making it a wise investment for long-term back care.
- Motion Isolation: Many innerspring mattresses incorporate features that reduce motion transfer between sleep partners. This quality can help ensure that your sleep is uninterrupted, allowing for better rest and recovery for your back.
What Do Mattress Reviews Say About Their Effectiveness for Back Pain?
Mattress reviews often highlight specific features that can significantly alleviate back pain, particularly for individuals seeking the best bad back mattress.
- Memory Foam: Memory foam mattresses are frequently praised for their ability to contour to the body’s shape, providing support and reducing pressure points. This material helps to evenly distribute body weight, which can alleviate discomfort in the back and improve spinal alignment during sleep.
- Hybrid Mattresses: Hybrid mattresses combine innerspring systems with layers of foam or latex, offering both support and cushioning. Reviews often note that these mattresses provide a balance of firmness and softness, making them ideal for back pain sufferers who need support without sacrificing comfort.
- Latex Mattresses: Latex mattresses are known for their durability and resilience, offering a firmer feel that can support proper spinal alignment. Many reviews highlight their ability to provide targeted support while also maintaining a cooler sleep surface, which can be beneficial for those with back pain who tend to sleep hot.
- Adjustable Beds: Adjustable beds allow users to modify the position of their mattress, which can be particularly beneficial for those with chronic back pain. Reviews often indicate that elevating the head or feet can relieve pressure on the spine, improving comfort and sleep quality.
- Firmness Levels: Many reviews emphasize the importance of choosing the right firmness level for back pain relief. A mattress that is too soft may not provide adequate support, while one that is too firm can create pressure points; therefore, a medium-firm mattress is often recommended as a good compromise for back pain sufferers.
What Insights Can We Gather from Customer Experiences?
- Support Levels: Customers often emphasize the importance of proper spinal alignment and support in their reviews. A mattress that offers adequate support can alleviate pressure points and reduce back pain, leading to a more restful sleep experience.
- Material Preferences: Many users share their preferences for materials such as memory foam, latex, or innerspring. Each material has distinct properties; for example, memory foam contours to the body, which can provide relief for those with chronic back issues, while latex tends to offer more bounce and support.
- Firmness Choices: Customer feedback frequently highlights the significance of firmness levels. Some individuals with back pain may prefer a firmer mattress to prevent sinking, while others may find a softer mattress more comfortable, indicating that personal preference plays a crucial role in selection.
- Durability and Longevity: Insights into how well a mattress holds up over time are also important. Customers often report on whether their mattress maintains its shape and support after months or years of use, which is vital for long-term back health.
- Return Policies and Trials: Many customers appreciate flexible return policies and sleep trials, which allow them to test a mattress before fully committing. This aspect can be crucial for those with back pain, as it enables them to ensure the mattress meets their needs without financial risk.
- Customer Service Experiences: Positive or negative interactions with customer service can significantly impact customer satisfaction. Experiences related to delivery, setup, and warranty claims often influence overall perceptions of a mattress brand.
Are There Specific Brands That Stand Out for Back Pain Relief?
There are several brands that are highly regarded for their mattresses designed specifically for back pain relief:
- Tempur-Pedic: Renowned for its memory foam technology, Tempur-Pedic mattresses conform to the body’s shape, providing support that helps alleviate pressure points. Their models often feature varying firmness options, making it easier for individuals with bad backs to find the right level of support for their specific needs.
- Purple: Purple mattresses utilize a unique hyper-elastic polymer grid that offers both support and breathability. This innovative design promotes proper spinal alignment while providing a balance of comfort and firmness, which is particularly beneficial for those suffering from back pain.
- Saatva: Saatva’s luxury hybrid mattresses combine innerspring coils with memory foam layers, offering a supportive yet comfortable sleeping surface. Their mattresses are also available in different firmness levels, catering to various sleeping preferences and helping to maintain spinal alignment.
- Helix: Helix provides personalized mattresses that are tailored to individual sleep preferences through a quiz. This customization allows for optimal support and comfort, which is crucial for those with chronic back pain, as it can address specific body types and sleeping positions.
- Bear: Bear mattresses are designed with athletes in mind but are suitable for anyone needing back support. They feature Celliant technology, which is believed to promote recovery and improve blood flow, making them an excellent choice for enhancing sleep quality and reducing discomfort.
How Can Proper Mattress Maintenance Contribute to a Healthy Spine?
Proper mattress maintenance is essential for promoting spinal health, particularly for those with back issues.
- Regular Cleaning: Keeping your mattress clean helps to reduce allergens and dust mites that can contribute to respiratory issues and discomfort. A clean sleeping environment can enhance sleep quality, which is crucial for recovery and maintaining a healthy spine.
- Flipping and Rotating: Regularly flipping and rotating your mattress ensures even wear and prolongs its lifespan. This practice helps maintain consistent support across the entire surface, preventing sagging that can lead to improper spinal alignment.
- Using a Mattress Protector: A mattress protector shields against spills, stains, and allergens, contributing to a healthier sleeping environment. By preventing damage, it helps maintain the integrity and support of the mattress, which is vital for individuals with back pain.
- Checking for Wear and Tear: Regularly inspecting your mattress for signs of wear, such as lumps or sagging, allows you to address issues before they affect your sleep quality. A worn-out mattress can exacerbate back problems by failing to provide adequate support.
- Choosing the Right Foundation: The type of foundation or bed frame you use can impact the performance of your mattress. A sturdy and appropriate foundation supports the mattress properly, enhancing its ability to provide the necessary support for spinal alignment.