Jovana Subic

Jovana Subic
Whether it's a vertical kilometre or an ultra, climbing in the Alps or exploring local mountains, Jovana uses every opportunity to trade walls and concrete for forests and trails. She logs at least 10h/week on trails, with no off-season, and 4x more on research on running and running shoes. With a background in physics and engineering management, she prefers her running spiced with data.

Articles

Women Are Better Runners Than Men [2020 Analysis]
Women Are Better Runners Than Men [2020 Analysis]

Faster doesn’t mean better. This analysis covers 2,348,505 marathon results achieved during the 2009-2019 period. The purpose was to analyze differences in pace throughout the marathon between w[…]

Was Doping Worth it? Russian Athletics Decline [24K Results Analyzed]
Was Doping Worth it? Russian Athletics Decline [24K Results Analyzed]

This is a follow-up piece on our previous in-depth research on doping and performance of Russian athletes. We analyzed 24,020 track and field results from 3,731 events and 400 Russian athletes to unde[…]

Is Russian Doping What It Appears To Be?
Is Russian Doping What It Appears To Be?

This analysis covers 29,190 results achieved by 354 Russian athletes, dispersed over 4,691 events, during the 1993-2019 period. Given the current controversy regarding doping at the Olympic Games, wit[…]

Guides

Guide: Soft vs. Firm Running Shoes
Guide: Soft vs. Firm Running Shoes

Why softer isn’t always better? Which shoes become firm in cold weather? Which midsole hardness can help reduce running injury risk? We’ve summarized 20+ hours of research, lab data analys[…]

Carbon-Plated Shoes Cut In Half, Explained and Lab-Tested
Carbon-Plated Shoes Cut In Half, Explained and Lab-Tested

This guide covers what to expect from carbon plated shoes, how much they can improve running times and when they will not work. We’ve spent 20+ hours researching the topic and summarizing scient[…]

Guide: Flexible vs. Stiff Running Shoes
Guide: Flexible vs. Stiff Running Shoes

Why are stiff running shoes getting the spotlight? Why do runners flex and twist shoes in running stores? How is stiffness related to your running performance? 20+ hours of research is summarized in t[…]

10 Principles of Proper Running Form
10 Principles of Proper Running Form

We’ve condensed 40+ hours of research and more than 30 studies into this in-depth guide. It covers when and how to improve the running form using some basic principles, how it impacts running pe[…]

Stack Height: Tool, Shoe Lab Data & In-Depth Guide
Stack Height: Tool, Shoe Lab Data & In-Depth Guide

We spent 50+ hours creating a tool and doing the research for this guide. We’ve covered stack height in great detail and backed everything with our lab data. Our tool will tell you which stack h[…]

Running Shoe Rotation Guide & Tool
Running Shoe Rotation Guide & Tool

We spent 40+ hours researching running shoe rotation and creating a tool that helps you add a new pair of shoes to your rotation. This guide covers shoe rotation in great detail: how much it matters,[…]

Running Shoe Weight & Performance [Calculator]
Running Shoe Weight & Performance [Calculator]

40+ hours of research and development have been summarized in this in-depth guide. Using our tools, you can find out which shoes will get you to your new PB and how much faster you can be in shoes tha[…]

Running Cadence: What It Is, Why It Matters and How To Improve It
Running Cadence: What It Is, Why It Matters and How To Improve It

Don’t trust the 180-cadence belief. Optimal cadence for you is a range, not a single number you need to hit. Even if you hit it, it will still be influenced by terrain, your biomechanics, speed.[…]

How to choose the best insoles for running and walking (In-depth guide)
How to choose the best insoles for running and walking (In-depth guide)

We spent 40+ hours working on this guide. It dives into materials, shapes, purposes and potential benefits of insoles and orthotics so you can make an informed decision: what do you actually need? Man[…]

Foot Strike: The Ultimate Guide
Foot Strike: The Ultimate Guide

Types of foot strike, should you change it and how it relates to injuries, running performance and running shoes - we’ve covered it all in this guide. 31 hours of research condensed into an in-d[…]

Arch Support for Runners: What, How and Why [In-Depth Guide]
Arch Support for Runners: What, How and Why [In-Depth Guide]

Arch support is not a quick fix. But, can running shoes with arch support improve your running experience? This is an in-depth guide that gives a necessary overview of arch height and running shoes wi[…]

Pronation 101: Running Shoe Choices, DIY Analysis, Injuries
Pronation 101: Running Shoe Choices, DIY Analysis, Injuries

Do you supinate? Can shoes correct overpronation? How is pronation related to injuries? We’ve spent over 40 hours researching pronation and presented it all in this guide. If your runs are comfo[…]

Heel to Toe Drop: The Ultimate Guide
Heel to Toe Drop: The Ultimate Guide

We spent over 300 hours reading 30+ scientific papers and analyzing data from more than 350 running shoes that we tested in our lab to help you gain an in-depth understanding of heel-to-toe drop. What[…]

Best New Balance cushioned running shoes
Best New Balance cushioned running shoes

New Balance running shoes are known for their cushioning and sometimes odd-looking midsoles. Looking for good cushioning means understanding and covering different features, and we're here to tell you[…]

Best half marathon running shoes
Best half marathon running shoes

From short distances to 42k, there's quite a lot of wiggle room feature-wise. Thinking about foams, shoe weight, stack height, and all the other factors can be overwhelming. Here, we break down the ke[…]

Best hiking shoes for overpronation
Best hiking shoes for overpronation

Hikers who overpronate, this is where you can find hiking shoes specifically selected for you. We were able to pick the best shoes for overpronation thanks to our a) test hikes and b) lab tests. Combi[…]

Best Running shoes for 5K and 10K races
Best Running shoes for 5K and 10K races

You did the work: you logged the miles, you trained hard, and now you want a shoe that will support you in your 5K or 10K efforts. You're just in the right place. We have personally bought and tested[…]

Best running shoes with a carbon plate
Best running shoes with a carbon plate

Welcome to the world of carbon-plated running shoes. When they first appeared, they were all everyone talked about. Now, enough time has passed for us to analyze the scientific articles, cut plenty of[…]

Best running shoes for hiking
Best running shoes for hiking

If you’re planning to dabble in the murky world of hiking or running the trails, why pay the price of two pairs of shoes when you can have just one? Yes, you read it right. There’s an arra[…]

Best running shoes for wide feet
Best running shoes for wide feet

Runners with wide feet struggle to find that perfect, comfortable fit. If your toes need more room to splay, don’t worry. Whether you’re into long-distance running or simply need a comfort[…]

Best low drop running shoes
Best low drop running shoes

The “drop” in road or trail running shoes refers to the difference in height between the forefoot (or toe box) and the heel section. The higher the drop in a shoe, the steeper the angle be[…]

Best Gore-Tex running shoes
Best Gore-Tex running shoes

Gore-Tex running shoes are a great option if you live in a region where it rains a lot or in a snowy climate where snowflakes seep in with every step. In this guide, we cover every little detail about[…]

Best comfortable running shoes
Best comfortable running shoes

When it comes to running shoes, comfort is king. Whether you’re a high mileage, daily runner, or weekend warrior, we all want that running shoe that delivers great comfort while running. Whateve[…]

Best triathlon running shoes
Best triathlon running shoes

From quick-lace capability and comfort to durability and breathability, the best triathlon running shoes need to have it all. Triathletes need to have the right running shoes and support to maximize t[…]

Best Altra trail running shoes
Best Altra trail running shoes

From your local trails to rugged, technical terrains, if you need a truly reliable and comfortable trail partner, you can’t go wrong with Altra. That is, if you're ok with a zero drop, or at lea[…]

Best winter hiking shoes
Best winter hiking shoes

Whether you’re off to the snowy trails or just need to protect your feet from the winter weather, we’ve got great picks that will keep your toes warm, cozy, and protected. Built for the wi[…]

Best snow hiking boots
Best snow hiking boots

Hiking in the snow is a quite beautiful, calming experience. But as the landscape transformes into a cold and slippery yet still magical wonderland, you need to protect your feet with comfortable foot[…]

Best lightweight waterproof hiking shoes
Best lightweight waterproof hiking shoes

Investing in a pair of high-quality waterproof shoes is one of the wisest things you can do for your feet. Whether you’re a seasoned outdoorsy person or a casual weekend warrior, you need to hav[…]

Best hiking shoes for wide feet
Best hiking shoes for wide feet

Give your feet a break from getting squished every time you hit on the trails. Get a glove-like feel with a dependable pair of hiking shoes for wide feet. Ill-fitting shoes can ruin an otherwise great[…]

Best lightweight waterproof hiking boots
Best lightweight waterproof hiking boots

It’s about time to switch from your clunky boots to these top-rated lightweight kicks. Utilizing innovative concepts and technological advances in boot-making, giant footwear brands like Lowa, S[…]

Best hiking boots for wide feet
Best hiking boots for wide feet

Getting a new pair of boots that fit snugly and offer just enough room to wiggle your toes? As an enthusiastic team of reviewers on RunRepeat, we give our best roundups of wide-toe box hiking boots fo[…]

Best day hiking shoes
Best day hiking shoes

We love day hiking! All you need is a comfortable shoe and a good trail route near you. Ill-fitting footwear can only ruin an otherwise great hike. It’s about time to get that great-fitting pair[…]

Best Gore-Tex hiking shoes
Best Gore-Tex hiking shoes

Get ready for wet weather with Gore-Tex hiking shoes. When your next adventures take you to snowy trails, rainforests, and shallow streams, a pair of hiking shoes with a Gore-Tex membrane can be your[…]

Best Gore-Tex hiking boots
Best Gore-Tex hiking boots

Enjoy and conquer the great outdoors with these top-rated Gore-Tex hiking boots. A world-renowned and trusted technology in the outdoor footwear industry, Gore-Tex is a waterproof membrane that ensure[…]

Best running shoes for underpronation
Best running shoes for underpronation

Are you underpronating and want the best shoes for your feet? If so, the time is now to look at our best picks in this part of the running shoe world. We explored and investigated the experience and d[…]

Best running shoes for supination
Best running shoes for supination

Supination happens when runners put more stress on the outer part of their feet during landing. Or, in simpler terms, it’s when the feet tend to roll outward. Unlike runners who overpronate (the[…]

Best hiking shoes for women
Best hiking shoes for women

Having tested many hiking shoes for women, both out on the trails and in our shoe lab, we're super proud to highlight the best of the best here: hiking shoes that can level up your game out in the wil[…]

Best hiking boots for men
Best hiking boots for men

We have all been there—the terrain all of a sudden becomes tougher, and we wish we had something more formidable wrapping our feet. In such a situation, you better be wearing some of the best hi[…]

Best hiking boots for women
Best hiking boots for women

Picking the ideal pair of boots for your outdoor adventures can be a real challenge. It's not just about finding boots that are affordable and great performers, but also finding those that fit great o[…]

Best running shoes for women
Best running shoes for women

Physical strength aside, having the right pair of running shoes is the key ingredient in having an amazing run. For women, there are thousands of options available, which makes the selection part a bi[…]

Best competition running shoes
Best competition running shoes

With speed written all over them, the best running shoes for racing are light, aggressive, and crazy responsive. With so many competition running shoes to choose from, it can be a challenge to pick th[…]

Best tempo{ / speed} shoes
Best tempo{ / speed} shoes

Speed is a huge part of running. Whether you’re running easy or fast, your running shoes should match your pace. Just because they are closer to race shoes than daily trainers does not mean they[…]

Best ultra running shoes
Best ultra running shoes

Finishing an ultra is a huge feat. And behind every successful run is an excellent ultra running shoe with ample cushioning, support, and grip packed into a rugged shoe. We know it’s a tedious j[…]

Best summer hiking boots
Best summer hiking boots

There is something quite appealing about venturing into the great outdoors as the sun is blessing nature all around. Being in such an environment, of course, calls for the best summer hiking boots. In[…]

Best summer hiking shoes
Best summer hiking shoes

Are you looking forward to busting some trails this coming summer season? If so, don’t settle for anything less — be in the best summer hiking shoes possible. We went over with a fine-toot[…]

Best backpacking shoes
Best backpacking shoes

Where the trail turns for the worse, but mobility is still high on your hiking preference list, turn to backpacking shoes. Especially when wearing a heavy backpack. After backpacking in the shoes and[…]

Best running shoes for heavy men
Best running shoes for heavy men

Running shoes for big guys have loads of cushion to keep the feet protected. And more importantly, they are durable. Whether you're running on pavement or on the trails, these shoes can take a beating[…]

Best winter running shoes
Best winter running shoes

Running shoes for winter are protective, very grippy, and, in most cases, waterproof. Some running shoes are simply not breathable, so they are great for cold weather as long as it is dry. It’s[…]

Best backpacking boots
Best backpacking boots

Hiking with heavy backpacks and long backcountry trips require the right gear. In the realm of footwear, backpacking boots are your sure allies. This guide is exclusive to those in dire need of the be[…]

Best running shoes for heel strike pattern
Best running shoes for heel strike pattern

Choosing the right running shoe for heel strikers can be quite tricky. It’s not just a question of which model has less or more cushion. It’s a combination of many things like drop, rearfo[…]

Best waterproof trail running shoes
Best waterproof trail running shoes

The trails aren’t the friendliest. Apart from jagged rocks and roots, there are also some stream crossings and other wet conditions you have to endure. And when faced with these, your trusty go-[…]

Best leather hiking boots
Best leather hiking boots

There is just something special about experiencing the great outdoors in a pair of leather hiking boots. These hikers are naturally tough, and their grounded design makes mixing and matching—to[…]

Best waterproof running shoes
Best waterproof running shoes

There are days when you have to deal with rain, puddles, slush and moisture; hence, the creation of waterproof running shoes. These shoes are made with a waterproof membrane, Gore-Tex being the most p[…]

Best Salomon trail running shoes
Best Salomon trail running shoes

If you want to venture into the great outdoors, Salomon is a great brand for trail runners. Their trail shoes are not only durable — they’re ready to eat up the gnarly terrain. Whether it&[…]

Best Altra running shoes
Best Altra running shoes

Known for their zero-drop and barefoot design, Altra has a lot to offer, especially if you're ready for such an experience. They started releasing shoes that are not zero-drop, and we're here to welco[…]

Best zero drop running shoes
Best zero drop running shoes

Running in zero-drop running shoes is great BUT under a few conditions: you know why you’re doing it and what to expect. Learn more in this guide so you can make an informed decision. Reading Bo[…]

Best mud running shoes
Best mud running shoes

Tackling muddy trails means your running shoes should have sticky outsole rubber, superb lockdown, and very deep lugs that are placed further apart.. with so many things going on; we want to make this[…]

Best Saucony running shoes
Best Saucony running shoes

With a 120+ year history, Saucony has gained extensive experience in the running shoe industry. Not to mention that it has several lineups that have stood over 10 iterations, retaining a wide fan base[…]

Best lightweight running shoes
Best lightweight running shoes

With lightweight running shoes, you want to feel like you’re not wearing any shoes but still get the needed protection and support. Be it a daily workhorse, a racing flat, or a minimalist traine[…]

Best winter hiking boots
Best winter hiking boots

No one wants cold feet during winter hiking. So, if you want to keep your toes warm and cozy on your next chilly hiking adventure, check out our list of best winter hiking boots. Whether you want the[…]

Best road running shoes
Best road running shoes

The number of road running shoes is three times bigger compared to trail running shoes. Thus, buying a pair can be an overwhelming task, especially if you are new to running. We have tested road runni[…]

Best running shoes for overpronation
Best running shoes for overpronation

The role of overpronation running shoes is to offer extra support which prevents excessive inward rolling of the foot. They help to lower the risk of injury and discomfort by using supportive elements[…]

Best neutral running shoes
Best neutral running shoes

Neutral running shoes are intended for people with neutral pronation when the foot is not rolling inwards excessively. These shoes have no additional stabilizers or foot-guiding technologies. In this[…]

Best waterproof hiking shoes
Best waterproof hiking shoes

Some hikes are ruined by even light rain or morning dew. Not to mention rain showers. Your feet get soaked, and cold, and even blisters appear. That’s where waterproof hiking shoes enter the sce[…]

Best lightweight hiking shoes
Best lightweight hiking shoes

The best middle ground between trail running shoes and hiking shoes is lightweight hiking shoes. What’s not to love? They are light and usually offer rigid soles. In this guide, we explain which[…]

Best lightweight hiking boots
Best lightweight hiking boots

Traditional hiking boots can be clunky and heavy. Sure, they are made for more demanding conditions and terrains, but that doesn’t mean we need them all the time. Enter: lightweight hiking boots[…]

Best New Balance running shoes
Best New Balance running shoes

New Balance has become a go-to brand not only for stylish lifestyle footwear but running shoes as well. Given how easy it is to get lost in all those FreshFoams and FuelCells, we are here to narrow do[…]

Best running shoes for high arches
Best running shoes for high arches

The high-arched feet, or cavus feet, have arches (soles) that are higher than normal. This leads to uneven pressure distribution in the feet, which might cause pain and balance issues. Not every high-[…]

Best treadmill running shoes
Best treadmill running shoes

Running on a treadmill resembles road running more than trail running because there are no twists, turns, puddles, or obstacles. Ideal for tempo runs! But, the surface is softer than roads. That&rsquo[…]

Best marathon running shoes
Best marathon running shoes

Having a distance of 42 kilometers or 26 miles, a marathon is a long-distance race. You definitely need more than just a comfortable shoe for this effort. It might be a max-cushioned cruiser that help[…]

Best cushioned running shoes
Best cushioned running shoes

Cushioning is what makes the shoes comfortable, soft, and bouncy. Some cushioning units help you feel nice and pampered on those slow recovery days. Others encourage you to speed up, feeling like smal[…]

Best cheap running shoes
Best cheap running shoes

Running shoes can be cheap (cost less than $100). Especially if you’re not chasing records or racing competitively. After testing cheap running shoes both on the test runs and in our lab, we cam[…]

Best Adidas running shoes
Best Adidas running shoes

Adidas is one of the top brands in the athletic gear scene and continues to be a popular choice for running shoes. To help you navigate the brand’s extensive selection of running shoes, we have[…]

Best stability running shoes
Best stability running shoes

Stability running shoes are helpful in providing runners with additional arch support, especially if they feel that the lack thereof is preventing a natural and comfortable movement. As a beginner, it[…]

Best hiking shoes
Best hiking shoes

When it comes to getting the right footgear for hiking, many are still at a loss. But don’t fret. Choosing the right pair need not be a nightmare, thanks to our best hiking shoes list and our ha[…]

Best waterproof hiking boots
Best waterproof hiking boots

Other than keeping your feet nice and dry, waterproof hiking boots come in a variety of designs to match different types of hiking adventures. That being said, we have created a guide that will help y[…]

Best hiking sandals
Best hiking sandals

Finding the best hiking sandal can be a drag, considering the many options available. But having a basic understanding of what hiking sandals are all about would make a world of difference. Enter RunR[…]

Best hiking boots
Best hiking boots

Confused about what to buy after seeing the hundreds of boots available online? Well, worry not. Whether you’re a beginner hiker planning to go on a short hike or an experienced backpacker looki[…]

Best running shoes for plantar fasciitis
Best running shoes for plantar fasciitis

Based on studies, plantar fasciitis affects 1 in every 10 adults, both men and women. Whether you are an athlete or not, one of the ways to reduce plantar fasciitis is to wear comfortable shoes. In ou[…]

Best running shoes for flat feet
Best running shoes for flat feet

Feeling comfortably supported becomes a priority when you have flat feet. We want to make sure that every flat-footed runner receives the right kind of support from their next pair of shoes. Equipped[…]