Jason Karp | Find & Register for Races, Local Events & Things to Do

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
Sports 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

events (0)

articles (64)

organizers (0)

ArticlesEndurance

2015 Winter Marathons

Get out of the cold and run one of these 11 marathons for a winter experience you won't forget.

By Jason R. Karp, Ph.D.

ArticlesEndurance

10 Racing Strategies to Run Your Best

Most runners complete races without giving much thought to how they're going to run the race...

By Jason R. Karp, Ph.D.

ArticlesEndurance

Pregnant Running

How safe is it to run while pregnant? Find out with this running tour through the trimesters.

By Jason R. Karp, Ph.D.

ArticlesEndurance

Resolve to Be Better in 2015 with These 10 Resolution Runs

What better way to kick off the new year than a run to burn off that spiked eggnog and to st...

By Jason R. Karp, Ph.D.

ArticlesEndurance

Top 5 Women-Specific Running Injuries

When it comes to running injuries, women runners are different than men. Get the details on ...

By Jason R. Karp, Ph.D.

ArticlesEndurance

Top Nutrients for Women Runners

Inadequate caloric intake is a common problem among women runners, which leads to nutrient d...

By Jason R. Karp, Ph.D.

ArticlesEndurance

2014 Holiday Gift Guide for Runners

Make your favorite runner run for joy with the 2014 holiday gift guide for runners.

By Jason R. Karp, Ph.D.

ArticlesEndurance

Fartleks: A Clever and Fun Way to Do Speedwork

Runners who want to get faster are often intimidated by intervals on the track. Do these fun...

By Jason R. Karp, Ph.D.

ArticlesEndurance

6 Things You Don't Know About Running

There are many running-related myths and misconceptions. Here are six things you need to kno...

By Jason R. Karp, Ph.D.

ArticlesEndurance

Can Strength Training (Really) Make You a Faster Runner?

Strength and core training have become the new buzzwords in running. Do they really give you...

By Jason R. Karp, Ph.D.