• 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)
  • Challenges
  • 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 (460)
organizers (0)
ArticlesEndurance
How Trail Runners Can Improve Proprioception

Trails present new challenges to runners who aren't accustomed to navigating uneven terrain....

By Mackenzie Lobby

ArticlesEndurance
Fix Your Running Form in 2 Easy Steps

Every runner can improve some aspect of his or her running form; we all have some areas that...

By Jason Fitzgerald

ArticlesEndurance
9 Trail Running Tips for Beginners

Trail running is fun but it can also be challenging. Here are some simple strategies to help...

By Marty Munson

ArticlesSports
4 Yoga Poses to Prevent Swimming Injuries

Increase your mobility in the water and prevent injury with these four yoga poses.

By Laura Waite

ArticlesFitness and well-being
13 Reasons to Do Bodyweight Exercises

Getting fit doesn't have to be rocket science. From planks to spider crawls, burn calories a...

By Greatist.com

ArticlesFitness and well-being
How to Avoid Common Obstacle Course Mishaps

From cardio conditioning to weight training, use these tips to avoid common at your next obs...

By Joe Decker

ArticlesEndurance
The 15-Minute Power Circuit: Core Exercises For Cyclists

Try these four simple core exercises for cyclists that target the muscles cycling often negl...

By Selene Yeager

ArticlesEndurance
6 Tips for Women Running With Asthma

Are you a runner that deals with chronic asthma? Use these six tips to control the effects o...

By Susan Rinkunas

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

ArticlesFitness and well-being
The Benefits of Functional Core Training

Sculpt, tone, and increase power with functional core training.

By Fara Rosenzweig

Trending
Speediance Unveils Three AI Models and AEVIS, Expanding Beyond the Smart Home Gym

Speediance is betting its future isn't just a better home gym — it's an AI system that actually remembers you. Three new proprietary models and a...

ByStephen Gendreau
3 days ago
The Final Block: What Actually Matters in the Last Weeks Before Your Fall Race

More miles this close to race day won't make you fitter — it'll just make you tired. This guide breaks down the five things that actually move the...

ByLori Russell
12 days ago
How Long Is a 5K?

How long is a 5K? Here's your breakdown of this doable road running distance.

ByGiselle Domdom
over 14 years 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
  • Advertise With Us
  • Registration Software
  • Social Media Guidelines
  • Community Policies
  • Cookies Settings
  • ©2026Active Network, LLC and/or its affiliates and licensors. All rights reserved.