• 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

10 Step Transition Plan: From Treadmill To Outdoor Running

After a winter of treadmill miles, the return of outdoor running can feel both exciting and surprisingly challenging. Learn how to ease into outdoo...

By Lori Russell

The Best Running Shoes of 2026: Road, Trail, Racing, and Budget Picks

Reviewers’ Top Shoe Picks for Every Type of Runner

By Rashelle Brown

How to Use Nutrition to Boost Your Performance

Nutrition isn’t just about avoiding the wrong foods, although that’s part of it.

By Jarrett Rush

The Best Protein Powders in 2026

We sift through all the protein trends to find the cleanest ingredients, the best-quality manufacturing processes, and the most ethical protein bra...

By Joan Enriquez

Latest

Heel Pain After Running: Causes, Treatment, and Prevention

Heel pain (plantar fasciitis) is a very common injury for runners. Learn how to treat and prevent heel pain after running.

By Christine Dobrowolski, DPM

This Whole Food Changed One Runner’s Approach to Family Fueling

As a 36-time marathoner and busy mom of three, there are two items on my daily menu: coffee and potatoes.

By Dorothy Beal

An Ode to Slow Runners

We know we're slow, and we're proud of it.

By Jackie Veling

5 Phases of Stress Fracture Recovery

Stress fractures can take weeks or months to heal. This five-phase stress fracture recovery plan will get you back on the roads without setbacks.

By  Marion Herring

A Review of Garmin’s New Forerunner 645 Music

From pounding the pavement to trekking through the Grand Canyon, the Forerunner 645 Music covers all the bases—and more.

By Carrie Barrett

Gwen Jorgensen’s 7 Essential Keys to Running Success

We caught up with elite marathoner Gwen Jorgensen at her home in Portland, Oregon, to learn how she sets herself up for running success.

By  Melanie Clancy

You're Not Running Too Much, So Why Are You Injured?

These common mistakes could be wreaking havoc on your running life.

By Rashelle Brown

How to Fuel Like Gwen Jorgensen

Putting in some serious miles? We asked Olympic gold medalist Gwen Jorgensen what she eats to fuel her running lifestyle.

By  Melanie Clancy

  • 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.