• 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. Ultra
Ultra Marathon Training

Featured

BowFlex T6 Treadmill Review - Your New Favorite Running Partner

This treadmill aims to be the training partner that gets you excited for every run, whether you're sprinting through intervals or just trying to ge...

By Stephen Gendreau

7 Reasons Your Next Race Should Be a Tough Mudder

Tough Mudder is all about cohesive teamwork, pushing your physical limits and getting out of your comfort zone. Are you ready?

By Nikki Chavanelle

Nike Unveils Project Amplify The World’s First Powered Footwear System for Running and Walking

The World’s First Powered Footwear System for Running and Walking

How to Prevent Cramps While Running - An Expert Guide

Knowing how to prevent cramps while running can help save you from pain and discomfort. Read on for tips and tricks to prevent running cramps.

By Emma-Kate Lidbury

Latest

HOKA Unveils The Newest Iteration Of The Bondi 9

The New Bondi 9 is Upgraded From Top to Bottom - Featuring Unrivaled Maximum Cushioning

Ask The Running Coach #6

Our Certified Run Coach, Josh Janicek, addresses your burning questions!

By Josh Janicek

Where To Get The Best Shoes For Your Active Lifestyle

Hansen's Shoes: The Best Shoes to fit your Active Lifestyle

By Kayli Woods                        

Alive in Death Valley: A Collaboration to Survive The World’s Toughest Foot Race

Limited edition 2XU compression and technical running apparel combined with District Vision performance eyewear

On Unveils LightSpray: A New High Performance Upper Technology

LightSpray™ is set to revolutionize performance uppers in the same way On CloudTecⓇ transformed midsoles, introducing a completely new design aesth...

Scarpa 2024 Spring Shoe Guide

This Italian manufacturer makes some amazing trail running shoes. Did you know they made shoes?

By Stephen Gendreau

Nike 2024 Spring Shoe Guide

Innovation! Pushing the boundaries! All things you can expect from Nike. Check out the latest shoes from Nike.

By Stephen Gendreau

Skechers 2024 Spring Shoe Guide

Are you looking for a new pair of running shoes, these Skechers are all very solid options!

By Stephen Gendreau

  • 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
  • Registration Software
  • Social Media Guidelines
  • Community Policies
  • Cookies Settings
  • ©2025Active Network, LLC and/or its affiliates and licensors. All rights reserved.