• 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 (812)
organizers (0)
ArticlesEndurance
Are You Racing Too Much?

Do you race too often? While succumbing to an injury is typically a red flag of overuse, the...

By Sarah Wassner Flynn

ArticlesEndurance
How to Increase the Calorie-Burning Effects of Running

What if you could burn a bunch of calories just sitting around? It turns out you can, but th...

By Mackenzie Lobby

ArticlesFitness and well-being
6 Ways to Get Fit for Summer

It's never too late to get ready for swimsuit season. Try one of these six different ways to...

ArticlesEndurance
4 Tips to Survive Ironman Training

If you plan to participate in an Ironman or long-distance endurance race, you'll have to com...

By Roman Mica

ArticlesEndurance
What Happens When You Run a Marathon Without Proper Training?

Is it possible that training for and racing a marathon might not be in your best interest? F...

By Jeff Gaudette

ArticlesEndurance
Run Fast With Strides

Many adult runners become metronomes who can run marathon pace all day, yet can't run a 5K t...

By Jay Johnson

ArticlesEndurance
Infographic: How to Run Your Best 5K, Ever

Whether it's your first or your 10th 5K, why not make it your best race yet? Read on for eve...

By Greatist.com

ArticlesEndurance
How to Transition From Running to Triathlon

Spice up your running workouts with a little bit of tri. Add a dash of water and some two-wh...

By Nicole Weidensaul

ArticlesFitness and well-being
3 Ways to Work Out on the Beach

The beach isn't just for basking in the sun. Use this beach workout to earn your relaxation,...

By Scott Yorko

ArticlesEndurance
7 Tried-and-True Tools for 10K Training

Want to train for your first 10K, or improve your race time? Include these seven foundations...

By Tyler Pake

Trending
The Habits That Make the Runner: How to Build a Year of Running Success in 2026

Motivation fades, but habits last. Learn how small, consistent routines—not willpower—lead to real running progress, and how to build a training...

ByMarc Lindsay
17 days ago
Trends To Run With In 2026

New year, new miles, new trends. From trading pavement for gravel and turning lunch breaks into running opportunities, 2026 is shaping up to be a...

ByLori Russell
5 days ago
How To Treat And Prevent Shin Splints

Shin splints are a common overuse injury that runners experience, but they are not a life sentence or a sign that running is not for you.

ByKristina Duffy
11 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.