Today, I’m excited to bring you runner, coach, author and speaker, Dr. Jason Karp.

It all started with a race once around the track in sixth grade. Little did he know how much it would change and define his life. 

Since that first race, Dr. Jason Karp has become an internationally-recognized running and fitness expert and owner of Run-Fit. He is the 2011 IDEA National Personal Trainer of the Year and 2014 recipient of the President’s Council on Fitness, Sports & Nutrition Community Leadership award. Dr. Karp holds three degrees in exercise science, including a Ph.D. in exercise physiology from Indiana University and a master’s degree from the world-famous Human Performance Laboratory at the University of Calgary. 

As a prolific writer, Dr. Karp has more than 200 articles published in numerous international running, coaching, and fitness magazines and scientific journals, is the author of five books, including Running for Women and Running a Marathon For Dummies, and is currently the senior online content editor for Having a love of the verbal as well as the written word, he is also a featured speaker at national and international fitness and coaching conferences.

Dr. Karp is a nationally-certified running coach through USA Track & Field, has taught USA Track & Field’s highest level coaching certification, has led elite coaching camps at the U.S. Olympic Training Center, and is the creator of the Run-Fit Specialist™ certification. He has been a runner since sixth grade and was a member of the silver-medal winning U.S. Masters Team at the 2013 World Maccabiah Games in Israel.


  • Cardiovascular physiology of distance runners
  • Glycogen synthesis and endurance performance
  • Nutritional strategies for optimal recovery from exercise
  • Central and peripheral limitations to VO2max
  • Relationship between breathing and stride rate in runners
  • Altitude physiology and endurance performance
  • Exercise-induced hypoxemia in endurance athletes
  • Effects of training on carbohydrate and fat metabolism
  • Metabolic causes of muscle fatigue
  • Gender ddifferencesin metabolism during exercise
  • Training VO2max, lactate threshold, and running economy
  • Genetics and athletic performance


In this episode, we chat about:

  • Why some people can run faster than others
  • Pushing through discomfort to learn about yourself
  • Become someone better than you  currently are
  • What it means to maximize mileage
  • 90% people don’t run nearly enough to become as good as they could be
  • Role of nutrition coaching high school runners
  • Relationship between breathing and stride rate in runners
  • Genetics and athletic performance
  • Chocolate milk as a post run drink
  • Lactate threshold
  • Running Economy
  • The importance of recovery

Inspirational Quote

[Tweet “”It’s not hard to make time for something you want to do” – Dr. Jason Karp”]

If you enjoyed the show, be sure to give it a review iTunes. See you next time.