• 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
events (0)
articles (606)
organizers (0)
ArticlesEndurance
An IRONMAN's Guide to Surviving the Holidays

Navigating the holidays can be tough, but these quick survival tips can help keep you on tra...

By Michael Nystrom

ArticlesEndurance
How to Maintain Running Speed in the Offseason

We offer two offseason speed workouts that you can do now, so you can actually work on getti...

By Gale Bernhardt

ArticlesEndurance
How to Prevent Thigh Muscle Cramps

What are some of the causes and ways to prevent debilitating thigh cramps?

By Gale Bernhardt

ArticlesEndurance
When to Push Past the Pain in Triathlon Training

Learn how to push yourself without causing an injury and what to do when you've taken your t...

By Gale Bernhardt

ArticlesEndurance
How Many Calories Are Burned in a Triathlon?

After finishing a challenging triathlon, you may wonder just how much of a toll it took on y...

By Gale Bernhardt

ArticlesEndurance
The Best Tweets From the 2018 Kona IRONMAN World Championship

Why wait 365 days for the next IRONMAN World Championship when you can relive this year’s ex...

By Elizabeth Grimsley

ArticlesEndurance
Celebrities Who Are Kona IRONMAN World Championship Finishers

From professional athletes to reality television stars, several well-known celebrities have ...

By Michael Nystrom

ArticlesEndurance
The Craziest Moments in IRONMAN World Championship History

Look back on some of the most iconic moments from the past 40 years at the IRONMAN World Cha...

By Michael Nystrom

ArticlesEndurance
Everything You Need to Know About the 2018 IRONMAN World Championship

Don’t miss any of the important storylines–from who to watch to how to watch to what to look...

By Michael Nystrom

ArticlesEndurance
How IRONMAN Finisher Marcus Cook Lost Over 250 Pounds

Once considered impossible, read how the sport of triathlon affected nearly every aspect of ...

By Michael Nystrom

Trending
Merrell 2025 Fall Shoe Guide

Check out the latest from Merrell.

ByStephen Gendreau
about 1 month ago
What Your Urine Says About Your Health

Have you ever stopped to look at your urine? Your health may depend on the color. Learn what the colors mean.

ByFara Rosenzweig
about 14 years ago
Road Cyclist Goes Gravel - 2025 Bovine Classic Recap

Trying gravel cycling out for the first time and here are my thoughts!

ByMichael Nystrom    
19 days ago
  • 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.