• Events

    Running

    RunningCouch to 5K5K10KHalf MarathonMarathonSee All

    Outdoor

    OutdoorCampingHikingSee All

    Triathlon

    TriathlonSprintOlympic/InternationalIRONMAN 70.3IRONMANSee All

    Cycling

    CyclingRoad CyclingCentury RidesMountain BikingSee All

    Sports

    BaseballBasketballFootballGolfMartial ArtsSoccerSoftballSwimmingTennisVolleyballWinter SportsYoga

    hidden

    active kidsactive kidsSports CampsBrowse All EventsRace Results
  • Calculators

    Calculators

    Running PaceBody Fat PercentageBody Mass Index (BMI)Ideal WeightHeart Rate
    Caloric NeedsNutritional NeedsBasal Metabolic Rate (BMR)Kids' Body Mass Index (BMI)
  • Running

    Running Events

    RunningCouch to 5K5K10KHalf MarathonMarathonSee All

    Running Articles

    RunningDistance RunningTrail RunningMud RunningTraining PlansProduct Reviews
  • Triathlon

    Triathlon Events

    TriathlonSuper SprintSprintOlympic/InternationalIRONMAN 70.3IRONMANSee All

    Cycling Events

    CyclingRoad CyclingCentury RidesMountain BikingSee All

    Triathlon Articles

    TriathlonDuathlonTraining PlansProduct Reviews

    Cycling Articles

    CyclingMountain BikingCyclo-CrossBMXTraining PlansProduct Reviews
  • Fitness

    Fitness Events

    FitnessWalkingYogaStrength TrainingPilatesWeight LiftingSee All

    Fitness Articles

    FitnessWorkoutsWalkingYogaWeight LossTraining PlansProduct Reviews
  • Sports

    Sports Events

    BaseballBasketballFootballGolfMartial ArtsSoccerSoftballSwimmingTennisVolleyballWinter Sports

    Outdoor Events

    OutdoorCampingHikingBook CampgroundSee All

    Sports Articles

    SportsSwimmingBasketballTennisBaseballSoccerSoftballVolleyballFootballLacrosseGolf

    hidden

    Water SportsIce HockeyGymnasticsMartial ArtsSkiCampingHikingTravelSailingDanceSnowshoeing
  • Nutrition

    Nutrition Articles

    NutritionMeal PrepRecipesSnacksSupplementsProduct Reviews

    Health & Injury Articles

    Health & InjuryPhysical HealthMental HealthPainInjury PreventionRecoverySleepProduct Reviews
  • Kids & Family

    Kids

    Infants (0-1)Toddlers (2-4)Big Kids (5-8)Tweens (9-12)Teens (13-18)

    Events

    SwimmingBasketballBaseballSoccerTennisVolleyballFootballMartial ArtsChildcare

    hidden

    YogaCheerleadingGymnasticsDanceMusicArts & CraftsKids FitnessSee All

    hidden

    active kidsactive kids
  1. Home
  2. >
  3. Running Articles
  4. >
  5. Marathon
Marathon Training

Featured

Why Rest Days Are Critical For Runners

Even the most finely tuned machine needs rest before things overheat or one part starts to break down.

By Kristina Duffy

The Biggest 10Ks in the U.S.

Looking to run a 10K this year? Why not go big? And we mean really big.

By Erica Schuckies

The Spring Reset: How to Reclaim Your Fitness Momentum

But what if failing to stick with a resolution and keep yourself motivated wasn’t a failure of character but a failure of strategy?

By Jarrett Rush

The 25 Best Half Marathons in the United States

Are you ready to run? Here are 25 of the best half marathon races in the country that are sure to offer something for everyone.

By Ali Nolan

Latest

6 Speed Workouts to Run a Faster 5K

Want to run a faster 5K? Follow this plan and use speed work and specific workouts to set a new personal best.

By Jason Fitzgerald

5 Ways to Go From 5K to 10K

You've conquered the 5K distance and you're ready to go longer. Find out how to move beyond 3.1 miles with these 10K training tips.

By Mackenzie Lobby

10 Tips From Your Favorite Running Movie Scenes

Your favorite running movie scenes do more than amuse. See what you can learn from Superbad, Vanilla Sky and more.

By Jessica Sanders

Chi Running Tips for Conquering Hills

Running hills doesn't have to be a dreaded part of your workout plan. Use these Chi running tips to speed up and down your steepest challenge.

By Danny Dreyer

How to Choose the Right GPS Watch

A GPS watch can become your best training partner if you pick a model that matches your needs. Learn how to choose the right one.

By Ben Drew

What to Do 2 Weeks Prior to Your First Half Marathon

Take the guesswork out of your training. Here's exactly what to do two weeks prior to your half marathon.

By From the Editors of Runner's World

6 Ways to Run at the Right Pace

It can be hard to determine the perfect running pace for maximum development. You don't want to run too fast, and constantly running at a medium ef...

By Greg Strosaker

3 Hill Workouts for a Faster 5K

If you want to run down your 5K PR, try running uphill. These workouts will improve your strength and stamina while reducing your risk of injury.

By Mackenzie Lobby

  • ACTIVE Logo
  • ACTIVE is the leader in online event registrations from 5k running races and marathons to softball leagues and local events. ACTIVE also makes it easy to learn and prepare for all the things you love to do with expert resources, training plans and fitness calculators.

Follow ACTIVE
  • Facebook
  • Twitter
  • Pinterest
  • Instagram
Mobile Apps
  • ACTIVE.com App
  • Couch to 5K®
  • 5K to 10K
  • Meet Mobile
  • View All Mobile Apps
Things To Do
  • Running Races
  • Triathlon Races
  • Cycling
  • Mountain Biking
  • 5K Races
  • 10K Races
  • More Things to Do
  • Half Marathon
  • Marathon
  • Ultra Running
  • Trail Running
  • Mud Runs
  • Swimming
Popular on ACTIVE.com
  • San Diego
  • Los Angeles
  • New York City
  • Denver
  • Houston
  • Las Vegas
  • BMI Calculator
  • Calorie Calculator
  • 5K Training
  • Couch to 5K®
  • Half Marathon Training
  • Marathon Training
  • Organizer Technology Solutions
  • Earn Money
  • Account Access
  • Subscribe to Our Newsletter
  • Do Not Sell My Personal Information
  • About ACTIVE.com
  • Sitemap
  • Terms of Use
  • Copyright Policy
  • Privacy Notice
  • Privacy Settings
  • Careers
  • Support & Feedback
  • ACTIVE Access
  • Advertise With Us
  • Registration Software
  • Social Media Guidelines
  • Community Policies
  • Cookies Settings
  • ©2025Active Network, LLC and/or its affiliates and licensors. All rights reserved.