• 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 (267)
organizers (0)
ArticlesSports
First vs. Second Serve: What You Need to Know

Do you know the difference between a first serve and a second serve? This video has the answ...

By Florian Meier

ArticlesSports
How to Master the Slice Backhand

Does your slice backhand float? This video will show you how to correct your form before you...

By Florian Meier

ArticlesSports
How to Hit a Backhand Like Novak Djokovic

Djokovic’s had on of the best backhands in tennis. Florian Meier takes a closer look in this...

By Florian Meier

ArticlesSports
Tennis Footwork Drill: Crossover and Shuffle Steps

Learn how to use these two critical elements of tennis footwork by watching this video from ...

By Florian Meier

ArticlesSports
The Golden Rule of Tennis

It's easy to get caught up in the emotions of a match and forget your main objective - to wi...

By Allen Fox, Ph.D.

ArticlesSports
Low vs. High: What’s the Better Tennis Serve Toss

Watch tennis instructor Florian Meier explain the benefits of each toss and see what might w...

By Florian Meier

ArticlesSports
5 Tips to End Neck and Back Pain

Tennis can be hard on a player's body. Follow these 5 tips to end your pain for good and imp...

By Suzanna McGee

ArticlesSports
4 Tennis Grips Every Player Should Know

Learn the four basic grips used in tennis and how each is performed.

By Nick Bollettieri

ArticlesSports
The Best Tennis Accounts to Follow on Instagram

From Serena to Sharapova, these accounts showcase some of the top players and organizations ...

By Suzanna McGee

ArticlesSports
Junior Tennis Tips and Technique

Trending
Reebok Expands FloatZig Line: Meet The Tread And Double

Reebok expands its FloatZig franchise with two new running shoes: the treadmill-focused FloatZig Tread and the distance-ready FloatZig Double. Get...

ByStephen Gendreau
4 days ago
The Best Water Drinking App: Reach Your Hydration Goals

Looking to track your water intake? The best water drinking app will help you hit your daily target. Check out our top 5 picks in this...

ByRachael Gonzalez
about 3 years ago
How Long Is a 5K?

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

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