Running, Trail & Triathlon News: events, innovations, trends
Beth Potter Kicks Off World Title Defense with Dominant Victory in Samarkand
TriathlonA Champion's Statement in a Historic Debut Great Britain's Beth Potter launched her 2026 world title defense in empha...
28/04/2026
Lancaster Park: The Perfect £3 Family Day Out for Active Families This Easter
LeisureA Refreshing Break for Active Families in Greater Manchester For athletes and active individuals, balancing a rigorou...
09/04/2026
Halifax Urban Trail Race: A Revolutionary Run Through History's Halls
RaceA New Frontier in Running: The Halifax Urban Trail Race Imagine a race that isn't just about speed, but about discove...
07/04/2026
A New Era for IRONMAN: Advance Finalizes $730 Million Acquisition
BusinessA Major Shift in the Endurance Sports Landscape In a landmark move for the world of triathlon and endurance sports, T...
07/04/2026
The complete guide to running, trail running, and triathlon gear
Discover all the essential gear for running, trail running, or triathlon: shoes, technical apparel, accessories, and tips for beginners and advanced athletes.
Train effectively: methods, tips, and plans for running, trail running, and triathlon
Discover how to build a training plan adapted to your level, your goals (from 5K to Ironman) and your life constraints.
Durability Index: The Key Metric to Stop Hitting the Wall in Ultra-Trails
EnduranceYou know this feeling all too well. Mile 43 of a 62-mile ultra. Your legs are concrete blocks, your pace has melted a...
12/05/2026
Aerobic Decoupling: The Indicator to Never Bonk in a Trail Race Again
EnduranceHitting the wall, bonking, the crash... Call it what you want. We all know the feeling. You start your trail race, yo...
05/05/2026
Neuromuscular Fatigue: When the Brain Gives Up Before the Muscles in Trail Running
FatigueDo you know that feeling? That precise moment, in the middle of an ultra or a long mountain run, when your legs sti...
21/04/2026
The complete guide to nutrition for running, trail running, and triathlon
What to eat before, during, and after a race or training session? Discover all the nutritional advice to optimize your endurance performance.
Neuro-Nutrition: The Secret Weapon Against Quitting in Ultra-Trails
NutritionNeuro-Nutrition: The Secret Weapon Against Quitting in Ultra-Trails I still remember that 120th kilometer on the stee...
07/04/2026
Exogenous Ketones in Ultra-Trail: The Miracle Fuel to Finish Your Races?
NutritionExogenous Ketones: The Buzz Shaking Up the Endurance World Hey there, fellow trail and long-distance challenge enthus...
31/03/2026
Your Second Brain: Optimize Your Microbiome for Ultra-Trail
NutritionIntroduction: Beyond the Legs, the Other Engine of Performance I still remember that race. It was a few years ago, o...
09/03/2026
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Discover AthleteSide
AthleteSide was created by enthusiasts to offer you a space dedicated to outdoor sports. Whether you practice Triathlon, Trail running, running, or other outdoor disciplines, you will find everything you need here: gear, events, training camps, coaching, training plans, and more.
Our mission is to simplify access to these sports. The goal is to make basic knowledge and essential information accessible to everyone, from beginners to experienced athletes. You will find a wealth of information in our articles, guides, and resources to help you progress and achieve your sporting goals.
AthleteSide is for the entire outdoor athlete community in France: for newcomers starting out, enthusiasts looking to improve, and professionals who want to stay at the cutting edge.
AthleteSide, your outdoor sports magazine
Starting an outdoor sport is not always easy. Whether you come from swimming, cycling, or running, you will need to familiarize yourself with the specificities of each discipline. Our magazine supports you in this process. Learn how to choose your equipment, discover the specific rules for triathlons, and find expert advice for your training and nutrition.
In our magazine, you can find all the articles and guides dedicated to training, nutrition, and the equipment available on the market.
Our training programs
Whether your goal is to finish your first Triathlon, prepare for a Marathon, or improve your time on an Ultra-Trail, a structured training plan is essential. On AthleteSide, we offer a selection of training programs created by experts. Designed for all levels, these programs guide you step-by-step toward the success of your event. From physical preparation to specific sessions, you will know exactly what to do and when to do it to be at your best on race day.
AthleteSide, the equipment comparator
Our team compares all the essential products for outdoor sports for you. We test and analyze the latest products available on the market, whether they are triathlon bikes, trail shoes, GPS watches, or other accessories. We take into account technical characteristics, user reviews, and prices to help you find the gear best suited to your practice.
We compare the essential gear for running, trail, cycling, and triathlon, such as bikes, wetsuits, running shoes, hydration packs, or home trainers.
AthleteSide, the race calendar
Most athletes plan their season far in advance. Our goal is to help you with your initial research and facilitate the organization of your season. We have set up a calendar for trail races, marathons, triathlons, duathlons, and other outdoor events to make your life easier.
Our race agenda is updated daily by a team of outdoor sport enthusiasts to ensure reliable information.
AthleteSide, the outdoor sports club directory
Joining a club is more than just a registration: it's an opportunity to immerse yourself in a community of enthusiasts. Our directory lists triathlon, trail, running clubs, and other outdoor disciplines throughout France. You can find quality coaching, group training sessions, and partners to share your races and outings. Whether you are a beginner looking for advice or an experienced athlete aiming for performance, finding a club is the best way to stay motivated and progress together.
AthleteSide, the specialized coach directory
For those looking for even more precise and personalized follow-up, hiring a coach is the ideal solution. Our directory lists independent sports coaches specializing in outdoor sports. These professionals help you define realistic goals and offer tailor-made training plans adapted to your level, constraints, and ambitions. Whether preparing for a marathon, an Ironman, or a trail race, the expertise of a coach is a valuable asset to maximize your potential and optimize your training time.
AthleteSide, your marketplace
The AthleteSide marketplace is a unique space to find the best second-hand gear, training camps, or coaching services.
INDIVIDUALS
Our platform allows you to sell your used equipment (bikes, home trainers, running shoes, etc.) to give your gear a second life.
COACHES & ORGANIZERS
Coaches and camp organizers, you can offer your services and training camps to gain visibility within a community of passionate athletes.
PROFESSIONALS
Shops and brands, create product listings to present your new gear and reach your target audience directly.