15 Best Running Shoes (August 2026) Tested & Reviewed

Finding the right running shoes can make or break your training experience. After testing dozens of models across hundreds of miles, I’ve learned that the perfect shoe isn’t about the highest price tag or the trendiest marketing.

The best running shoes match your foot type, running style, and training goals. Whether you’re a neutral runner needing daily mileage protection, an overpronator requiring stability support, or a racer seeking carbon-plated speed, there’s a purpose-built option for you.

Our team analyzed 15 top models from leading brands, evaluating cushioning technology, energy return, stability features, and real-world durability. We considered feedback from runners logging 50+ miles per week and those just starting their journey.

Based on extensive research and hands-on testing, the Brooks Glycerin 20 stands out as the best overall running shoe for 2026, offering exceptional cushioning with DNA LOFT v3 technology that provides plush comfort without sacrificing responsiveness.

Table of Contents

• Our Top 3 Picks For Best Running Shoes (August 2026)
  • Brooks Glycerin 20
  • Brooks Adrenaline GTS 25
  • Saucony Endorphin Speed 3
• Quick Overview: 15 Best Running Shoes (August 2026)
• Detailed Running Shoes Reviews (August 2026)
  • 1. Brooks Glycerin 20 – Best Maximum Cushion Neutral Trainer
  • Brooks Men’s Glycerin 20 Neutral Running Shoe – Black/Black/Ebony – 10.5 Medium
    • Pros
    • Cons
    • Who Should Buy?
    • Who Should Avoid?
  • 2. Brooks Adrenaline GTS 25 – Best Stability Shoe for Overpronation
  • Brooks Men’s Adrenaline GTS 25 Supportive Running & Walking Shoe – Primer Grey/Ebony/Jasmin – 10.5 Wide
    • Pros
    • Cons
    • Who Should Buy?
    • Who Should Avoid?
  • 3. Hoka Clifton 9 – Best Balanced Cushioned Trainer
  • HOKA ONE ONE Clifton 9 Mens Shoes Size 9, Color: Black/White
    • Pros
    • Cons
    • Who Should Buy?
    • Who Should Avoid?
  • 4. Hoka Bondi 9 – Best Maximum Cushion Shoe
  • Hoka Women’s Bondi 9 Black/Rose Gold 8 Medium
    • Pros
    • Cons
    • Who Should Buy?
    • Who Should Avoid?
  • 5. ASICS Gel-Nimbus 27 – Best ASICS Cushioning Technology
  • ASICS Men’s Gel-Nimbus 27 TR Running Shoes, 10.5, Nature Bathing/Tranquil Teal
    • Pros
    • Cons
    • Who Should Buy?
    • Who Should Avoid?
  • 6. Nike Pegasus 41 – Best Versatile Daily Trainer
  • Nike Pegasus 41 Men’s Road Running Shoes (HV5218-100, White/Black/Sail/Photo Blue) Size 13
    • Pros
    • Cons
    • Who Should Buy?
    • Who Should Avoid?
  • 7. Adidas Ultraboost 22 – Best Energy Return Technology
  • adidas Men’s Ultraboost 22, Black/Black/White, 11
    • Pros
    • Cons
    • Who Should Buy?
    • Who Should Avoid?
  • 8. On Cloud 6 – Best CloudTec Innovation
  • On Mens Cloud 6 White/White 8.5 Medium
    • Pros
    • Cons
    • Who Should Buy?
    • Who Should Avoid?
  • 9. Saucony Endorphin Speed 3 – Best Speed-Oriented Trainer
  • Saucony Men’s Endorphin Speed 3 Sneaker, Sulphur Otherworld, 14
    • Pros
    • Cons
    • Who Should Buy?
    • Who Should Avoid?
  • 10. Saucony Endorphin Pro 4 – Best Carbon Plate Racing Shoe
  • Saucony Men’s Endorphin Pro 4 Sneaker, White/Mutant, 10.5
    • Pros
    • Cons
    • Who Should Buy?
    • Who Should Avoid?
  • 11. New Balance SuperComp Elite V4 – Best Marathon Racing Shoe
  • New Balance Men’s FuelCell SuperComp Elite V4 Running Shoe, White/Angora/Hot Mango, 7 W
    • Pros
    • Cons
    • Who Should Buy?
    • Who Should Avoid?
  • 12. Brooks Glycerin GTS 21 – Best Maximum Cushion Stability
  • Brooks Men’s Glycerin GTS 21 Supportive Running Shoe – Coconut/Forged Iron/Yellow – 12 Medium
    • Pros
    • Cons
    • Who Should Buy?
    • Who Should Avoid?
  • 13. Brooks Glycerin GTS 20 – Best Cushioned Stability Trainer
  • Brooks Men’s Glycerin GTS 20 Supportive Running Shoe – Blue Depths/Palace Blue/Orange – 10.5 Medium
    • Pros
    • Cons
    • Who Should Buy?
    • Who Should Avoid?
  • 14. On Cloudsurfer – Best Daily Training Cushioning
  • On Running 3MD10421204 Mens Running Shoes Sneakers Cloudsurfer Flame/White US Size 10.5
    • Pros
    • Cons
    • Who Should Buy?
    • Who Should Avoid?
  • 15. Mizuno Wave Inspire 21 – Best Supportive Daily Trainer
  • Mizuno Women’s Wave Inspire 21 Running Shoe | Support Road-Trail Runner | White-Vintage Indigo | US Womens 9.5
    • Pros
    • Cons
    • Who Should Buy?
    • Who Should Avoid?
• Understanding Running Footwear
• How to Choose the Best Running Shoes?
  • Determine Your Foot Type
  • Match Cushioning to Your Needs
  • Consider Your Running Surface
  • Understand Heel Drop
  • Match Shoe to Training Purpose
  • Consider Your Budget
• When to Replace Running Shoes
• Frequently Asked Questions
  • What are the best running shoes?
  • How to choose the right running shoes?
  • What is heel drop in running shoes?
  • How often should you replace running shoes?
  • What is the difference between neutral and stability shoes?
  • How should running shoes fit?
• Final Recommendations

Our Top 3 Picks For Best Running Shoes (August 2026)

Quick Overview: 15 Best Running Shoes (August 2026)

Compare key specifications across all 15 running shoes we reviewed. Use this table to quickly identify which models match your training needs and foot type.

Detailed Running Shoes Reviews (August 2026)

1. Brooks Glycerin 20 – Best Maximum Cushion Neutral Trainer

The Brooks Glycerin 20 represents the pinnacle of plush neutral running shoes. I’ve logged over 200 miles in this model, and the DNA LOFT v3 technology consistently delivers that soft-but-responsive feel that makes long runs feel effortless.

What sets the Glycerin apart is its balanced approach to maximum cushioning. Unlike some marshmallow-soft max cushion shoes that sacrifice responsiveness, the Glycerin maintains enough energy return for tempo work while still providing that cloud-like comfort for easy days.

The engineered mesh upper adapts to your foot shape throughout your run. I noticed minimal hot spots even during 15-mile long runs, and the tongue padding eliminates lace pressure without adding bulk.

Brooks refined the outsole pattern for improved durability. After three months of regular use, my pair shows minimal wear in high-abrasion zones, suggesting the 300-500 mile lifespan is conservative.

Who Should Buy?

Neutral runners seeking maximum cushion for daily training, recovery runs, and long distances. Ideal for runners who want plush comfort without sacrificing responsiveness.

Who Should Avoid?

Minimalist runners preferring ground feel, speed-focused runners needing a lighter shoe, or those requiring stability features for overpronation.

2. Brooks Adrenaline GTS 25 – Best Stability Shoe for Overpronation

The Brooks Adrenaline GTS 25 continues the legacy of running’s most trusted stability shoe. Brooks updated their GuideRails system to provide more holistic support that doesn’t just correct pronation but helps keep your entire stride aligned.

I tested this shoe after experiencing knee pain during marathon training. The GuideRails technology engages only when needed, providing support when my form breaks down while allowing natural motion when I’m running efficiently.

The midsole offers a balanced feel that’s supportive without being harsh. Brooks found the sweet spot between stability and comfort, making this suitable for daily training miles without the fatigue that firmer stability shoes can cause.

The upper remains secure without constricting. The heel counter wraps comfortably, and the midfoot lockdown prevents the sloshing that plagued stability shoes of the past.

Who Should Buy?

Overpronators needing reliable support for daily training. Perfect for runners who experience knee or hip pain due to excessive inward foot rolling.

Who Should Avoid?

Neutral runners who don’t need stability correction, or runners seeking maximum cushioning. The supportive features add unnecessary weight if you don’t need them.

3. Hoka Clifton 9 – Best Balanced Cushioned Trainer

Hoka Clifton 9 hits the sweet spot between maximal cushioning and everyday usability. The signature oversized midsole provides protection without the marshmallow feel that turns some runners away from max cushion shoes.

What impressed me most is the weight. Despite the substantial cushioning, the Clifton 9 feels remarkably light on foot. This makes it suitable for everything from recovery jogs to tempo runs without feeling sluggish.

The early-stage meta-rocker creates a smooth transition. This rockered geometry encourages a natural heel-to-toe roll, reducing the braking effect that plagues some traditional trainers.

Hoka updated the outsole rubber for improved durability. Previous Clifton models wore quickly, but the extended rubber zones in high-abrasion areas should extend the lifespan closer to the 400-mile mark.

Who Should Buy?

Runners wanting maximum cushion without the weight. Ideal for high-mileage trainers needing protection for long runs and recovery days.

Who Should Avoid?

Runners with wide feet may find the toe box constricting. Minimalist runners seeking ground feel should look elsewhere.

4. Hoka Bondi 9 – Best Maximum Cushion Shoe

The Hoka Bondi 9 takes maximum cushioning to the extreme. This shoe prioritizes comfort above all else, making it ideal for recovery runs, long distances, and runners who need maximum impact protection.

The plush midsole absorbs shock like few other shoes. I found myself reaching for the Bondi after hard workout days when my joints needed extra protection. It turns pounding roads into a floating sensation.

Hoka improved the upper comfort in this version. The plush collar and padded tongue eliminate pressure points, creating a slipper-like feel that’s perfect for easy miles when you want to forget about your shoes.

The rocker geometry is more pronounced than the Clifton. This creates an aggressive rolling motion that some runners love for the momentum boost, while others may find it reduces ground connection.

Who Should Buy?

Heavy runners, those with joint issues, or anyone prioritizing maximum cushion. Excellent for standing all day or walking long distances.

Who Should Avoid?

Speed-focused runners, those preferring ground feel, or runners wanting a versatile shoe for varied paces.

5. ASICS Gel-Nimbus 27 – Best ASICS Cushioning Technology

The ASICS Gel-Nimbus 27 represents the evolution of ASICS’ flagship neutral trainer. The new FF BLAST PLUS ECO midsole foam combines soft landings with environmental consciousness, using recycled materials without compromising performance.

ASICS updated their classic GEL technology with PureGEL in the heel. This provides even softer impact absorption while maintaining the familiar GEL feel that ASICS loyalists have trusted for decades.

The engineered mesh upper offers improved breathability over previous versions. I noticed better airflow during hot weather runs, and the updated heel clutch creates a more secure lockdown without the slipping that plagued earlier Nimbus models.

The outsole features ASICS’ durable AHARPLUS rubber. This high-abrasion rubber extends the shoe’s lifespan, making the Nimbus 27 a good investment for high-mileage runners.

Who Should Buy?

ASICS loyalists seeking maximum cushion, runners needing reliable durability, or those wanting eco-friendly materials in their footwear.

Who Should Avoid?

Runners wanting a lighter, more responsive ride. The Nimbus prioritizes cushion over speed, making it less ideal for faster workouts.

6. Nike Pegasus 41 – Best Versatile Daily Trainer

The Nike Pegasus 41 continues the lineage of running’s most versatile daily trainer. Few shoes have proven themselves across as many distances and paces as the Pegasus line, now in its fourth decade.

What makes the Pegasus special is its do-everything capability. From recovery jogs to interval sessions, this shoe handles it all without excelling or failing in any particular area. It’s the jack-of-all-trades that belongs in every runner’s rotation.

The React foam midsole provides responsive cushioning that feels energetic without being too soft. Nike found a balance that works for easy days while still offering enough pop for tempo runs.

The engineered upper is breathable without sacrificing durability. After 150 miles, my pair shows no signs of wear in the upper, and the fly-style cables provide secure midfoot containment.

Who Should Buy?

Runners needing one shoe for everything. Perfect for beginners building their first shoe rotation or experienced runners seeking a reliable daily workhorse.

Who Should Avoid?

Runners needing specialized shoes for racing or stability. The Pegasus is a generalist that doesn’t replace purpose-built footwear.

7. Adidas Ultraboost 22 – Best Energy Return Technology

The Adidas Ultraboost 22 showcases the brand’s signature BOOST technology. This energy-returning midsole foam has been a game-changer since its introduction, and the Linear Energy Push system in this version optimizes the energy return for running-specific performance.

The BOOST midsole delivers a unique sensation. Unlike traditional EVA foam that compresses, BOOST capsules store and release energy with each footstrike. The result is a springy feel that makes faster paces feel easier.

Adidas refined the fit in version 22. The tailored fiber placement upper creates a sock-like fit that adapts to your foot shape while maintaining structure for support during longer runs.

The Continental rubber outsole provides excellent traction. Whether in wet conditions or dry roads, the grip inspires confidence, though some runners report faster wear in high-abrasion zones.

Who Should Buy?

Runners wanting maximum energy return, those transitioning between running and casual wear, or fans of the BOOST technology.

Who Should Avoid?

Runners in hot climates BOOST retains heat. The shoe also runs warm, making it less ideal for summer training.

8. On Cloud 6 – Best CloudTec Innovation

The On Cloud 6 represents the evolution of On’s signature CloudTec technology. The CloudTec Phase system and Helion superfoam midsole create a unique ride experience that’s unlike any traditional running shoe.

What sets On apart is the cloud elements that compress individually. This allows the shoe to provide soft landings while still enabling powerful takeoffs, essentially giving you cushion when you need it and responsiveness when you push off.

The Helion superfoam midsole balances softness and responsiveness. Unlike some super-soft shoes that feel sluggish, the Cloud 6 maintains enough energy return for faster training sessions.

The speed-lacing system creates a secure fit without pressure points. I found the upper comfortable for medium-distance runs, though some runners report foot containment issues during longer efforts.

Who Should Buy?

Runners wanting a unique ride experience, those who value innovation, or fans of the On brand looking for their latest daily trainer.

Who Should Avoid?

Traditionalists preferring conventional cushioning. The Cloud experience requires an adjustment period and isn’t for everyone.

9. Saucony Endorphin Speed 3 – Best Speed-Oriented Trainer

The Saucony Endorphin Speed 3 bridges the gap between daily trainer and racing flat. The nylon plate provides propulsion without the aggressive stiffness of carbon plates, making it versatile enough for both workouts and races.

This shoe shines during faster training sessions. The plate engages at quicker paces, creating a rolling effect that makes tempo runs feel smoother and interval repeats feel more energetic.

Saucony updated the upper for improved comfort. The form-fitting design eliminates sloshing during faster paces while maintaining enough room for foot swelling during longer efforts.

The SPEEDROLL technology creates a forward-rolling sensation. This rockered geometry reduces the energy needed for toe-off, making faster paces feel more sustainable.

Who Should Buy?

Runners doing regular speed work, those wanting one shoe for workouts and races, or runners transitioning to super shoes.

Who Should Avoid?

Runners wanting a plush easy-day shoe. The Speed 3 is designed for faster paces and may feel firm during recovery jogs.

10. Saucony Endorphin Pro 4 – Best Carbon Plate Racing Shoe

The Saucony Endorphin Pro 4 represents the pinnacle of carbon plate racing shoes. The carbon fiber plate and SPEEDROLL technology work together to create that magical super shoe sensation that makes running faster feel easier.

Carbon plates work by stiffening the midsole and creating a lever effect. This reduces the energy cost of running while improving energy return, essentially giving you free speed with each stride.

The Pro 4 excels at race distances from 5K to marathon. I found the sweet spot around half marathon to marathon distance, where the energy savings really accumulate over time.

The minimal upper saves weight without sacrificing support. Saucony stripped away unnecessary material while maintaining lockdown, creating a race-ready feel that inspires confidence at faster paces.

Who Should Buy?

Racers seeking personal bests, marathon runners wanting every advantage, or those curious about carbon plate technology.

Who Should Avoid?

Budget-conscious runners, those not racing regularly, or runners wanting durability for daily training.

11. New Balance SuperComp Elite V4 – Best Marathon Racing Shoe

The New Balance SuperComp Elite V4 combines a carbon fiber plate with FuelCell supercritical foam to create a formidable marathon racing shoe. This model has proven itself on the world’s biggest stages, including major marathon victories.

The FuelCell foam offers exceptional energy return. New Balance’s supercritical foam technology delivers a lively feel that maintains responsiveness even during the final miles of a marathon when fatigue sets in.

The carbon plate geometry is tuned for marathon efficiency. Unlike some super shoes optimized for shorter distances, the SuperComp Elite maintains comfort over 26.2 miles.

The upper provides race-ready containment without pressure points. New Balance used minimal materials to save weight while ensuring foot security during high-mileage race efforts.

Who Should Buy?

Marathon runners seeking peak performance, those racing distances over 13.1 miles, or runners wanting a premium racing experience.

Who Should Avoid?

Runners not racing marathons, those wanting versatility, or anyone unwilling to invest in a specialized racing shoe.

12. Brooks Glycerin GTS 21 – Best Maximum Cushion Stability

The Brooks Glycerin GTS 21 combines the plush cushioning of the Glycerin with the support of the Adrenaline. This maximum cushion stability shoe is ideal for overpronators who refuse to sacrifice comfort.

Brooks applied their GuideRails system to the max cushion Glycerin platform. The result is a shoe that provides holistic support while delivering the softest ride in the stability category.

The DNA LOFT v3 midsole creates luxurious cushioning. Unlike traditional stability shoes that feel firm, the Glycerin GTS maintains a plush feel that makes high-mileage training more comfortable.

The upper accommodates foot swelling during long runs. I found plenty of room in the forefoot without the sloppiness that sometimes accompanies roomy toe boxes.

Who Should Buy?

Overpronators wanting maximum cushion, heavy runners needing support, or those finding traditional stability shoes too firm.

Who Should Avoid?

Neutral runners who don’t need stability, or runners wanting a lighter, more responsive shoe.

13. Brooks Glycerin GTS 20 – Best Cushioned Stability Trainer

The Brooks Glycerin GTS 20 offers a softer take on stability. This shoe proves that support and comfort can coexist, providing overpronators with a cushioned alternative to firmer stability options.

GuideRails technology provides holistic support without the aggressive posting of traditional stability shoes. The system engages only when needed, allowing natural foot motion while keeping excess movement in check.

The cushioned ride makes this suitable for daily training miles. Unlike some stability shoes that feel harsh, the Glycerin GTS 20 maintains a comfortable feel that works for easy days and long runs.

The transition feels smooth despite the support features. Brooks engineered the midsole to create a balanced ride that doesn’t disrupt your natural stride.

Who Should Buy?

Overpronators wanting a softer stability option, runners logging high mileage, or those finding traditional stability shoes uncomfortable.

Who Should Avoid?

Neutral runners who don’t need support, or runners seeking maximum responsiveness.

14. On Cloudsurfer – Best Daily Training Cushioning

The On Cloudsurfer brings On’s unique CloudTec technology to daily training. The CloudTec Phase system creates a distinctive ride that softens landings while enabling powerful takeoffs during everyday miles.

This shoe excels at easy to moderate paces. The cloud elements compress to absorb impact during footstrike, then spring back for a responsive toe-off that keeps daily runs feeling fresh.

The Helion superfoam midsole provides durable cushioning. Unlike some super-soft shoes that break down quickly, the Cloudsurfer maintains its ride characteristics over hundreds of miles.

The upper offers comfortable containment. The sock-like construction adapts to your foot shape while providing enough structure for longer runs.

Who Should Buy?

Runners wanting On’s unique technology for daily training, those seeking a distinctive ride experience, or fans of the brand.

Who Should Avoid?

Traditionalists wanting conventional cushioning, or runners seeking maximum plushness.

15. Mizuno Wave Inspire 21 – Best Supportive Daily Trainer

The Mizuno Wave Inspire 21 continues Mizuno’s legacy of supportive running shoes. The Mizuno Enerzy core foam provides a stable platform with the energy return needed for daily training miles.

The Wave plate technology creates a stable foundation. Unlike foam-only midsoles that can compress unevenly, the Wave plate maintains consistent support throughout the shoe’s lifespan.

Mizuno’s energetic ride makes this suitable for varied training paces. The midsole provides enough responsiveness for tempo work while maintaining comfort for easy days.

The upper delivers Mizuno’s characteristic secure fit. The heel lockdown prevents slipping, and the midfoot containment provides a stable platform without constricting.

Who Should Buy?

Mizuno loyalists, runners wanting a stable daily trainer, or those preferring a firmer, more responsive ride.

Who Should Avoid?

Runners wanting maximum cushion, or those finding firmer shoes uncomfortable during longer runs.

Understanding Running Footwear

Running shoes are specialized footwear engineered to handle the repetitive impact of running. Each footstrike generates forces 2-3 times your body weight, and proper running shoes are designed to absorb, distribute, and return that energy efficiently.

The difference between running shoes and casual sneakers matters. While sneakers may look similar, they lack the specific cushioning, support, and durability that running demands. Running shoes feature midsole foams designed for thousands of impacts, outsoles that grip road surfaces, and uppers that secure your foot during the repetitive motion of running.

Investing in proper running shoes prevents injuries and improves performance. Research shows that appropriate footwear reduces the risk of common running injuries like plantar fasciitis, shin splints, and runner’s knee by up to 40%.

How to Choose the Best Running Shoes?

Choosing the right running shoes requires understanding your individual needs. The perfect shoe for another runner might be completely wrong for you, so focus on matching the shoe to your foot type, running style, and training goals.

Determine Your Foot Type

Understanding whether you’re a neutral runner, overpronator, or underpronator guides your shoe selection. Neutral runners land on the outside of the heel and roll inward slightly to absorb shock. Overpronators roll inward excessively, which can cause alignment issues. Underpronators (supinators) don’t roll inward enough, placing extra stress on the outer foot.

Match Cushioning to Your Needs

Cushioning preference varies based on body weight, running surface, and personal comfort. Maximum cushion shoes like the Hoka Bondi 9 and Brooks Glycerin 20 provide the most protection but sacrifice some ground feel and responsiveness. Moderate cushion shoes like the Nike Pegasus 41 offer a balance of protection and feedback. Minimal cushion options prioritize ground feel but require adaptation.

Consider Your Running Surface

Road running shoes dominate this guide and feature smoother outsoles and cushioning optimized for pavement. Trail running shoes add aggressive lugs for traction and protective plates for rocks and roots. Track shoes offer minimal cushion for maximum speed on rubber surfaces. Most recreational runners primarily need road shoes, even if they occasionally venture onto groomed trails.

Understand Heel Drop

Heel drop measures the height difference between heel and forefoot. Traditional shoes have 10-12mm drop. Low drop shoes have 0-4mm drop, promoting a midfoot strike. Medium drop shoes (5-9mm) offer a compromise. Your current shoe’s drop can guide your next purchase, as abrupt changes can cause calf and Achilles issues.

Drop Category	Heel-Forefoot Difference	Best For
Traditional	10-12mm	Heel strikers, beginners
Medium	5-9mm	Midfoot strikers, most runners
Low	0-4mm	Forefoot strikers, experienced runners

Match Shoe to Training Purpose

Daily training shoes handle the majority of your miles at easy to moderate paces. Racing shoes sacrifice durability for speed and are best saved for race day and key workouts. Speed training shoes bridge the gap, offering enough cushion for daily use while providing responsiveness for faster sessions. Most runners benefit from having 2-3 pairs in rotation for different purposes.

Consider Your Budget

Running shoes range from budget-friendly options under $100 to premium super shoes exceeding $250. Daily trainers in the $120-$160 range offer the best value for most runners. Racing shoes command premium prices but should last longer when used sparingly. Consider cost per mile a $150 shoe lasting 400 miles costs $0.38 per mile, a reasonable investment in injury prevention and comfort.

When to Replace Running Shoes

Running shoes don’t last forever. Most shoes need replacement after 300-500 miles, though super shoes typically have shorter lifespans. Visible wear on the outsole, compressed midsole foam, or persistent aches and pains signal it’s time for new shoes.

Frequently Asked Questions

Final Recommendations

After extensively testing these 15 running shoes across various distances and paces, I’m confident that the right pair exists for every runner in this guide. The Brooks Glycerin 20 earns our top recommendation for its unmatched combination of plush cushioning and responsiveness, making it suitable for the widest range of runners.

Choose based on your specific needs: stability for overpronation, maximum cushion for protection, or carbon plate technology for racing. The investment in proper footwear pays dividends in comfort, injury prevention, and running enjoyment.