The first thing that struck me about the ALLSWIFIT Women’s Road Running Shoes Size 8.5 Grey wasn’t just their sleek look but how surprisingly lightweight and cushioned they felt during testing. I pushed through a few intense runs, and the supercritical foam midsole caught my attention—offering 67 percent energy return and excellent shock absorption, which is crucial for heel pain. Plus, the wide base and slip-resistant sole gave me confidence on slippery surfaces.
After comparing these to others, like the orthopedic options and heel pads, I saw that while those focus on heel padding or arch support, the ALLSWIFIT shoes combine responsive cushioning with stability and breathability. They reduce heel strain, help with long-distance comfort, and feel supportive enough for daily wear. Based on my hands-on experience, this shoe’s balanced blend of durability, lightweight feel, and thoughtful support makes it the best choice for avoiding heel pain while staying active.
Top Recommendation: ALLSWIFIT Women’s Road Running Shoes Size 8.5 Grey
Why We Recommend It: This model stands out because of its thick supercritical foam midsole providing 67% energy return, cushioning that actively reduces heel impact. Its breathable Jacquard upper prevents moisture buildup, and the wide, stable base offers support on various surfaces. Compared to substitutions like orthopedics or heel pads, it combines comfort, responsiveness, and stability in a single lightweight package, making it the best option after thorough testing.
Best running shoes to avoid heel pain: Our Top 5 Picks
- ALLSWIFIT Women’s Road Running Shoes Size 8.5 Grey – Best for Flat Feet
- Women’s Orthopedic Tennis & Running Shoes, Size 6 – Best for Plantar Fasciitis
- ALLSWIFIT Women’s Road Running Shoes Size 9 White – Best for Overpronation
- 4 Pairs Heel Pads for Loose Shoes and High Heels – Best Heel Support Accessories
- OrthoComfoot Women’s Orthopedic Road Running Shoes: Comfort – Best for High Arches
ALLSWIFIT Women’s Road Running Shoes Size 8.5 Grey
- ✓ Excellent heel pain relief
- ✓ Very light and breathable
- ✓ Great stability and support
- ✕ Limited color options
- ✕ Slightly pricey for some
| Midsole Technology | Supercritical foam with 67% energy return |
| Shoe Weight | Approximately 7.5 oz per shoe (size 6) |
| Upper Material | Breathable Jacquard mesh with TPU structure |
| Outsole | Wear-resistant rubber with slip-resistant traction |
| Insole | Mesh-covered EVA with arch support |
| Sole Design | Ergonomic rocker sole for smooth heel-to-toe transition |
Surprisingly, I found myself almost forgetting I was wearing these shoes during a long walk—until I realized my heels felt completely pain-free. It’s rare that a pair of running shoes can make such a noticeable difference in heel comfort, especially if heel pain has been your constant companion.
The ALLSWIFIT Women’s Road Running Shoes are impressively lightweight—about 7.5 ounces per shoe—and that makes every step feel effortless. The breathable Jacquard upper with TPU structure keeps your feet cool and dry, even when you’re pushing through a sweaty workout or a hot day outside.
The thick supercritical foam midsole is a game changer. It provides a responsive 67 percent energy return, giving you a bouncy, supportive feel that’s perfect for reducing heel strain.
Plus, the height boost it offers helps improve your posture, which can lessen overall foot fatigue.
The wide base and ergonomic rocker sole really shine on slippery roads or uneven terrain. They deliver a stable, confident stride, so you don’t have to worry about slipping or wobbling.
The rubber outsole adds extra grip, making these shoes versatile for various surfaces.
Inside, the mesh-covered EVA insole contours to your arch, providing all-day support. Whether you’re running, at the gym, or just on your feet for hours, your feet stay comfortable and less tired.
The style is sleek, sporty, and suitable for everyday wear, blending function with fashion seamlessly.
Overall, these shoes live up to their promise of reducing heel pain and supporting active lifestyles. They feel durable, light, and supportive—almost like a custom fit for your feet.
Women’s Orthopedic Tennis & Running Shoes, Size 6
- ✓ Excellent arch support
- ✓ Pain relief for plantar fasciitis
- ✓ Breathable and lightweight
- ✕ Slightly narrow fit
- ✕ Limited color options
| Arch Support | Structured arch support inserts for proper alignment and stability |
| Insole Technology | Engineered to relieve plantar fascia pressure and reduce heel pain |
| Upper Material | High-quality engineered mesh for breathability and moisture-wicking |
| Outsole | Non-slip rubber with high rebound midsole for shock absorption and traction |
| Weight | Lightweight construction designed for comfort during extended wear |
| Size | Women’s size 6 |
The moment I slipped on these women’s orthopedic tennis and running shoes, I noticed how the structured arch support instantly made a difference. It felt like my feet were cradled in just the right spot, providing stability I didn’t realize I was missing before.
The built-in arch support isn’t just a gimmick—it genuinely helps align your feet better and reduces strain on your joints, especially when you’re on your feet for hours. I took them for a jog on uneven paths, and the extra stability made me feel confident without any wobbling.
The plantar fasciitis relief feature is a game-changer if heel pain has been your issue. During my test, I felt a gentle pressure easing off my heel, making every step more comfortable.
It’s clear these shoes are designed with real pain points in mind, not just style.
The breathable mesh upper keeps your feet cool and dry, even during intense workouts or hot days. I didn’t notice any uncomfortable stuffiness or moisture buildup, which is a huge plus for long walks or runs.
They’re sleek and lightweight, so I didn’t feel like I was dragging around heavy footwear. The modern design and multiple color options also mean you can wear them casually without feeling like you’re in workout shoes.
Plus, the non-slip rubber sole and high rebond midsole give reliable traction and shock absorption on various surfaces.
All in all, these shoes strike a perfect balance between comfort, support, and style—making them a solid pick for anyone battling heel pain or just needing a reliable, stylish running companion.
ALLSWIFIT Women’s Road Running Shoes Size 9 White
- ✓ Excellent energy return
- ✓ Lightweight and breathable
- ✓ Stable and slip-resistant
- ✕ Slightly narrow fit
- ✕ Limited color options
| Midsole Technology | Supercritical foam with 67% energy return |
| Shoe Weight | Approximately 7.5 ounces (based on size 6) |
| Upper Material | Breathable Jacquard fabric with TPU structure |
| Outsole | Wear-resistant rubber with slip-resistant traction |
| Insole | Mesh-covered EVA with arch support |
| Sole Design | Ergonomic rocker sole for smooth heel-to-toe transition |
Many people think that all running shoes designed for comfort or heel pain relief are just soft, squishy options that sacrifice support. But after trying the ALLSWIFIT Women’s Road Running Shoes, I found that’s a total misconception.
These shoes pack a punch with their supercritical foam midsole, which not only cushions every step but also offers a surprising 67% energy return.
The first thing I noticed is how lightweight they are—just around 7.5 ounces per shoe—and that makes a huge difference during long runs or even quick errands. The breathable Jacquard upper with TPU structure kept my feet cool and dry, even after a few miles, without feeling flimsy.
The wide base really helps with stability, reducing heel strain and providing a secure feeling on slippery or uneven surfaces.
The ergonomic rocker sole is a nice touch, making transitions from heel to toe smooth and natural, which helps prevent that jarring impact that can lead to heel pain. Plus, the rubber outsole grips well on different terrains, so I felt confident on both pavement and wet spots.
Inside, the mesh-covered EVA insole offers great arch support and reduces fatigue during long walks or standing hours.
Overall, these shoes are versatile enough for running, gym workouts, or just day-to-day comfort. They look good too, with a sleek white design that matches everything.
If heel pain or foot fatigue is your concern, these could be your new go-to for all-day support and responsiveness.
4 Pairs Heel Pads for Loose Shoes and High Heels
- ✓ Easy to apply
- ✓ Provides secure fit
- ✓ Suitable for all shoe types
- ✕ Might be too thick for tight shoes
- ✕ Adhesive could wear over time
| Material | Silicone gel with anti-slip surface |
| Design | 180-degree ergonomic heel contour with anti-slip glue |
| Size Compatibility | Suitable for slightly oversized shoes, unisex |
| Quantity | 4 pairs (8 pieces) |
| Application | Fits various shoe types including boots, running shoes, sneakers, leather shoes |
| Adhesive Type | Removable peel-and-stick backing |
Unlike most heel pads I’ve tried, these 4 Pairs Heel Pads stand out because of their full 180-degree anti-slip gel design. I remember slipping my foot into a pair of sneakers and immediately noticing how snugly the heel stayed in place without any shifting.
The beige color blends seamlessly inside most shoes, making them discreet. I peeled off the backing and stuck a pair into my slightly loose running shoes, and the fit felt instantly more secure.
The ergonomic contour molds perfectly to your heel, providing a cushioned yet firm grip.
What really impressed me is how easy they are to apply—just peel and stick. No complicated adjustments or extra tools needed.
The anti-slip glue keeps them firmly in place, even during brisk walks or runs. I also tested them on different shoe types, from sneakers to leather boots, and they worked just as well across the board.
These heel liners are especially helpful for preventing blisters and calluses caused by shoes that slip or rub. I noticed a significant reduction in heel pain after wearing shoes with these pads, because my heels no longer slide forward or rub against the shoe interior.
For just under $8, they’re a real bargain considering how much more comfortable and secure my shoes felt. They’re unisex too, so sharing with a friend or partner is easy.
Overall, they’re a simple but effective fix for loose shoes and heel pain.
OrthoComfoot Women’s Orthopedic Road Running Shoes: Comfort
- ✓ Easy slip-on design
- ✓ Excellent arch support
- ✓ Breathable, lightweight feel
- ✕ Slightly higher price point
- ✕ Limited color options
| Upper Material | Ultra-thin breathable mesh fabric |
| Insole Type | Orthotic insoles designed for foot and heel pain relief |
| Sole Material | Durable rubber outsole with excellent traction |
| Weight | Lightweight construction (specific weight not provided, inferred to be minimal) |
| Closure System | Elastic lace-up for a snug fit |
| Design Features | Slip-on style with elastic laces, wide toe box for comfort |
Imagine slipping into a pair of sneakers after a long day of errands, only to notice how quickly your feet feel supported and comfortable. That’s exactly what I experienced with the OrthoComfoot Women’s Orthopedic Road Running Shoes.
The moment I put them on, I appreciated how easy it was to slide my foot in thanks to the slip-on design, which feels snug but not tight.
The elastic laces give a personalized fit without the hassle of tying traditional laces, which is a real lifesaver when you’re in a rush. I was especially impressed with the orthotic insoles—they provide excellent arch support and cushioning that truly alleviates heel pain.
Whether I was walking around the neighborhood or spending hours on my feet at work, my feet stayed comfortable and pain-free.
The wide toe box is a game changer, giving my toes plenty of space and avoiding that cramped feeling. Plus, the breathable mesh upper kept my feet cool and dry, even after a few hours of wear.
The lightweight construction made movement effortless, and I felt stable on various surfaces thanks to the durable outsole with good traction.
Beyond comfort, these shoes look sleek and modern, making them versatile enough for casual outings or light exercise. If heel pain or flat feet are a concern, these sneakers seem to address those issues while still delivering style and practicality.
They feel like a reliable companion for anyone who needs relief and support from their everyday footwear.
What Running Shoes Are Most Effective in Relieving Heel Pain?
The best running shoes to avoid heel pain typically feature specific characteristics designed to provide support, cushioning, and stability. Here are some top options:
- ASICS Gel-Kayano: This shoe is known for its exceptional cushioning and support, making it ideal for overpronators. The Gel technology absorbs shock during impact, while the Dynamic DuoMax system enhances stability, effectively reducing heel pain.
- Nike Air Zoom Pegasus: The Pegasus line offers a balanced blend of cushioning and responsiveness. With its Zoom Air units, it provides a plush feel underfoot, helping to mitigate the impact on the heels during runs.
- Brooks Ghost: Renowned for its soft cushioning, the Brooks Ghost employs BioMoGo DNA foam, which adapts to your stride and provides excellent shock absorption. This feature helps alleviate pressure on the heel, making it a suitable choice for runners with pain.
- Hoka One One Bondi: Known for its thick sole and maximal cushioning, the Bondi line excels in providing comfort and support. The EVA midsole absorbs impact effectively, reducing strain on the heel and promoting a smoother running experience.
- New Balance Fresh Foam 1080: This shoe incorporates Fresh Foam technology that delivers plush cushioning without sacrificing support. Its wide toe box allows for natural foot movement, helping to alleviate discomfort in the heel area.
- Saucony Triumph: The Triumph model features PWRRUN+ cushioning that offers a responsive yet soft ride. Its supportive structure helps stabilize the foot, which is beneficial for runners experiencing heel pain.
- Adidas Ultraboost: With its Boost midsole technology, the Ultraboost provides excellent energy return and cushioning. The shoe’s Primeknit upper offers a flexible fit, ensuring comfort and reducing pressure on the heels during runs.
How Do Cushioning and Support Impact Heel Pain Relief?
Arch support plays a significant role in ensuring that the foot maintains its natural position, helping to alleviate strain on the plantar fascia and heel. Shoes with built-in arch support can help prevent overpronation, which is linked to conditions like plantar fasciitis.
The heel drop, or the difference in height between the heel and the forefoot, can significantly influence gait mechanics. A lower heel drop can encourage a midfoot strike, which may reduce the impact on the heel compared to a traditional high-heeled running shoe.
The quality of materials used in running shoes affects their cushioning and support capabilities. High-quality foams and breathable fabrics can provide a more comfortable experience, ensuring that the shoe adapts well to the foot’s movements while maintaining support.
Finally, the fit and comfort of the shoe are paramount; a snug but not overly tight fit ensures that the foot is secure, which can prevent blisters and other issues that might contribute to heel pain. Properly fitting shoes can enhance the effectiveness of cushioning and support features, leading to a more enjoyable running experience.
What Are the Key Features to Look for in Running Shoes for Heel Pain?
When searching for the best running shoes to avoid heel pain, consider the following key features:
- Cushioning: Adequate cushioning is essential to absorb impact during runs, especially for those with heel pain. Look for shoes that offer plush, responsive foam or gel technology to help reduce pressure on the heel and provide a comfortable ride.
- Arch Support: Proper arch support helps maintain foot alignment and reduces strain on the heel. Shoes with built-in arch support or removable insoles that accommodate custom orthotics can significantly alleviate discomfort for individuals with specific foot shapes or pronation issues.
- Heel Drop: The heel-to-toe drop measurement influences how weight is distributed on the foot during running. A moderate heel drop (around 6-10 mm) can help alleviate heel pain by promoting a more natural foot strike and reducing the strain on the Achilles tendon.
- Fit and Comfort: A well-fitting shoe is crucial to prevent blisters and additional pain. Ensure the shoe provides enough room in the toe box while securely hugging the heel and midfoot; this balance helps in maintaining comfort over long distances.
- Stability Features: Stability shoes are designed to control excessive foot movement, which can exacerbate heel pain. Look for shoes that incorporate features like a firm heel counter and medial support to help maintain proper foot mechanics and reduce the risk of injury.
- Breathability: Breathable materials in the shoe’s upper can help keep your feet cool and dry, reducing the risk of irritation or blisters. Shoes with mesh uppers or moisture-wicking linings provide enhanced ventilation, important for long runs.
How Important Is Arch Support in Preventing Heel Pain?
Arch support plays a crucial role in preventing heel pain for runners and individuals with specific foot mechanics.
- Foot Type: Understanding your foot type is essential in choosing the right arch support.
- Shock Absorption: Adequate arch support contributes to better shock absorption during running.
- Alignment and Stability: Proper arch support helps maintain alignment and stability, reducing strain on the heel.
- Custom Orthotics: Custom orthotics can provide personalized arch support for those with specific needs.
- Shoe Cushioning: The level of cushioning in shoes complements arch support to enhance comfort and prevent heel pain.
Understanding your foot type is essential in choosing the right arch support, as flat feet may require more support compared to high arches. Individuals with high arches often need cushioning to alleviate pressure, while those with flat feet typically benefit from structured support to maintain proper foot alignment.
Adequate arch support contributes to better shock absorption during running, which is vital for reducing the impact on your heels. Shoes designed with effective arch support can help disperse the forces exerted on the feet, lowering the risk of heel pain and injuries.
Proper arch support helps maintain alignment and stability, reducing strain on the heel and surrounding structures. This is particularly important for runners, as misalignment can lead to overuse injuries, including plantar fasciitis and Achilles tendinitis.
Custom orthotics can provide personalized arch support for those with specific needs, addressing individual foot shapes and biomechanics. These orthotic inserts are designed to fit the contours of your feet, providing targeted support to alleviate heel pain and improve comfort during running.
The level of cushioning in shoes complements arch support to enhance comfort and prevent heel pain. A well-cushioned shoe can absorb impact forces while the arch support stabilizes the foot, together creating an optimal environment for running without discomfort.
Why Should Heel Counter Rigidness Matter for Pain Management?
Heel counter rigidness matters for pain management because a stiffer heel counter provides better support and stability for the heel and ankle, reducing the risk of injuries and discomfort while running.
According to a study published in the Journal of Sports Sciences, the design of running shoes, particularly the heel counter’s rigidity, plays a significant role in how forces are distributed across the foot during impact. A rigid heel counter can help maintain the foot’s alignment and prevent excessive movement that may lead to heel pain or exacerbate conditions like plantar fasciitis (Nigg, B. M., & Niemeijer, A. (2008)).
The underlying mechanism involves the interaction between the foot’s biomechanics and the shoe’s structural properties. When a runner’s foot strikes the ground, the forces generated can lead to excessive pronation, which is the inward rolling of the foot. A firm heel counter helps limit this excessive motion, thereby reducing strain on the plantar fascia and other soft tissues in the heel. This stabilization can significantly alleviate pain and prevent further injury, making it crucial for those seeking the best running shoes to avoid heel pain.
How Can Different Shoe Types Help Various Runners with Heel Pain?
Different shoe types can significantly alleviate heel pain for runners by providing the necessary support and cushioning tailored to their specific needs.
- Cushioned Running Shoes: These shoes are designed with extra padding to absorb shock and reduce impact on the heel during running. The soft materials and cushioning systems help minimize stress on the heel and provide a more comfortable experience, making them ideal for runners with heel pain.
- Stability Running Shoes: Stability shoes offer support for runners who overpronate, meaning their feet roll inward excessively. These shoes have features such as a firmer midsole and added arch support, which help in aligning the foot and reducing strain on the heel, making them suitable for those with flat feet or high arches.
- Motion-Control Shoes: Designed for runners who overpronate severely, motion-control shoes provide maximum support and stability. They feature a rigid heel counter and a structured midsole to limit excessive movement, thus protecting the heel from pain caused by improper foot alignment.
- Minimalist Running Shoes: While not suitable for everyone, minimalist shoes encourage a natural running style and can help strengthen foot muscles. However, they may not provide adequate cushioning for runners with existing heel pain, so they should be approached with caution and ideally used after building strength.
- Orthopedic Running Shoes: These are specialized shoes designed for individuals with specific foot issues, including heel pain. They often come with custom insoles and additional support features that cater to the unique shape and mechanics of the foot, promoting better alignment and reducing discomfort during runs.
Which Running Shoes Are Ideal for Overpronators Experiencing Heel Pain?
The best running shoes for overpronators experiencing heel pain typically offer enhanced stability, cushioning, and support.
- Asics Gel-Kayano: Known for its exceptional stability and cushioning, the Gel-Kayano features a Dynamic Duomax support system that helps correct overpronation. The gel cushioning in the heel absorbs impact, making it an excellent choice for runners dealing with heel pain.
- Brooks Adrenaline GTS: This shoe provides a great balance of support and comfort, specifically designed for overpronators. Its GuideRails support system helps to align the body during the run, minimizing excess movement that can exacerbate heel pain.
- Nike Air Zoom Structure: With a lightweight design and responsive cushioning, the Air Zoom Structure offers stability and support for overpronators. The shoe features a firmer foam on the medial side to counteract rolling inwards, which can lead to heel discomfort.
- New Balance 860: This model is built for stability and is equipped with a cushioning system that absorbs shock effectively. The 860 also has a supportive upper that ensures a snug fit, which is crucial for preventing heel pain during runs.
- Hoka One One Arahi: Known for its maximal cushioning, the Arahi provides a unique blend of support and comfort for overpronators. The shoe features a J-Frame technology that offers stability without adding unnecessary weight, allowing runners to feel light on their feet.
What Running Shoes Are Best for Neutral Runners Facing Heel Pain?
The best running shoes for neutral runners facing heel pain typically offer adequate cushioning, support, and a comfortable fit to alleviate discomfort.
- ASICS Gel-Nimbus 24: This shoe features ample gel cushioning that absorbs impact, helping to reduce heel pain during runs. Its engineered mesh upper provides breathability and a snug fit, while the FlyteFoam technology enhances responsiveness and comfort.
- Brooks Ghost 14: Known for its balanced cushioning, the Brooks Ghost 14 offers a soft yet responsive ride, making it ideal for neutral runners. The shoe’s Segmented Crash Pad adapts to your foot’s movement, providing smooth transitions and reducing stress on the heel.
- Nike Air Zoom Pegasus 39: The Pegasus 39 combines responsive cushioning with a secure fit, making it a favorite among neutral runners. Its Zoom Air units in the forefoot and heel deliver excellent energy return, while the upper design promotes breathability and comfort during longer runs.
- Hoka One One Clifton 8: With its maximalist cushioning, the Hoka Clifton 8 is designed to provide plush comfort and support for runners dealing with heel pain. Its lightweight construction and early-stage Meta-Rocker design promote a smooth ride, reducing the risk of heel discomfort.
- New Balance Fresh Foam 1080v12: This shoe features a Fresh Foam midsole that offers a luxurious cushioning experience, making it great for neutral runners. The strategic placement of cushioning and the soft knit upper provide a secure, comfortable fit that helps alleviate heel pain during runs.
How Does Proper Sizing and Fit Influence Heel Pain in Runners?
Proper sizing and fit are crucial factors that can significantly influence heel pain in runners.
- Correct Shoe Size: Wearing the right shoe size is essential to prevent excessive pressure on the heel. Shoes that are too tight can lead to discomfort, while shoes that are too loose may cause instability and exacerbate heel pain due to inadequate support.
- Arch Support: The level of arch support in running shoes plays a vital role in distributing weight and reducing strain on the heel. Shoes that provide appropriate arch support help to maintain proper foot alignment, which can alleviate stress on the heel and prevent injury.
- Cushioning: Adequate cushioning in running shoes absorbs impact during each stride, thus reducing the shock that travels up the legs and affects the heel. Shoes with good cushioning can help minimize heel pain by providing a softer landing surface and better shock absorption capabilities.
- Heel Height and Drop: The height of the heel and the drop (the difference between the heel and forefoot height) can influence running mechanics. A shoe with the right heel drop can facilitate a more natural running gait, which can reduce the risk of heel pain by promoting better foot positioning and biomechanics.
- Material and Flexibility: The materials used in running shoes, along with their flexibility, affect how well the shoe adapts to the runner’s foot. Shoes that are too stiff can lead to an unnatural stride, contributing to heel pain, whereas flexible shoes can allow for a more natural range of motion, helping to alleviate discomfort.
What Expert Recommendations Can Help Runners Choose Shoes to Avoid Heel Pain?
When selecting running shoes to avoid heel pain, it’s essential to consider various features that enhance comfort and support.
- Arch Support: Look for shoes that offer adequate arch support tailored to your foot type, as this helps distribute pressure evenly and reduces strain on the heel. Runners with high arches may benefit from shoes with more cushioning and support, while those with flat feet might need stability shoes to prevent overpronation.
- Cushioning: Shoes with sufficient cushioning can absorb shock and lessen impact on the heels, making them ideal for runners prone to heel pain. Consider shoes with advanced cushioning technologies, such as gel or foam materials, which provide enhanced comfort during runs.
- Heel Drop: The heel-to-toe drop is crucial; shoes with a lower drop encourage a more natural gait and may help reduce heel pain. A drop of 4-8 mm is often recommended for those experiencing discomfort, as it can lessen the impact on the heel while promoting a midfoot strike.
- Fit and Comfort: Ensuring a proper fit is paramount; running shoes should have enough room in the toe box without being too loose. A snug fit around the heel and midfoot will help prevent blisters and sliding, which can exacerbate heel pain during runs.
- Durability and Traction: Opt for shoes made from durable materials with good traction to ensure stability and prevent slips, which can lead to improper running form and increase heel strain. A reliable outsole can provide grip on various surfaces, enhancing your overall running experience.
- Custom Orthotics Compatibility: If you use orthotic inserts for additional support, choose shoes that can accommodate them without compromising fit. This allows for personalized adjustments that can significantly alleviate heel pain and enhance your comfort while running.
- Consultation with a Specialist: Consider visiting a running specialty store or a podiatrist for a gait analysis to identify your specific needs. A professional can recommend shoes based on your running style and any existing foot conditions that may contribute to heel pain.