• 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 (104)
organizers (0)
ArticlesEndurance
7 Lower-Body Exercises to Improve Running Economy

A few sets on the leg machines at the gym isn't going to cut it if you want to build lower-b...

By Erik Taylor• Active.com

ArticlesEndurance
8 Unique Core Exercises for Triathletes

Tired of the planks and crunches? It is time to break up those old training routines and sta...

By Erik Taylor

ArticlesEndurance
8 Post-Workout Recovery Stretches for Runners

Rest and recovery are essential for runners for optimal performance and injury prevention. T...

By Erik Taylor

ArticlesEndurance
9 Bodyweight Exercises for Runners

Forget monthly gym fees and waiting in line to share free weights or machines, with bodyweig...

By Erik Taylor

ArticlesEndurance
10 Exercises to Build Strength

Are you getting ready for a 5K, century ride or triathlon? These 10 exercises will build str...

By Erik Taylor

ArticlesEndurance
How Athletes Can Fix 6 of the Most Common Form Deviations

Deviations in your form can help point out muscular imbalances that could lead problems. Fin...

By Erik Taylor

ArticlesFitness and well-being
8 Best Core-Strengthening Exercises for Endurance Athletes

Core strength helps athletes move more efficiently and maintain good form while racing. But ...

By Erik Taylor

ArticlesEndurance
10 Self-Myofascial Release Exercises for Runners

Learn how to use a foam roller and lacrosse ball to ease tightness and inflammation, and pre...

By Erik Taylor

ArticlesEndurance
3 Ways to Build an Injury-Proof Foundation for Running

Think of the wintertime as an opportunity to change up your daily running routine, and a tim...

By Erik Taylor

ArticlesEndurance
Why Female Runners Should Strength Train Like Men

Female runners should strength train like men so they become as tough and confident as men. ...

By Erik Taylor

Trending
Merrell 2025 Fall Shoe Guide

Check out the latest from Merrell.

ByStephen Gendreau
about 2 months 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
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?

ByNikki Chavanelle
about 8 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
  • Registration Software
  • Social Media Guidelines
  • Community Policies
  • Cookies Settings
  • ©2025Active Network, LLC and/or its affiliates and licensors. All rights reserved.