Karen Dunn
Running Coach, Personal Trainer and Owner of Strengthen Your Stride
Whether you want to qualify for the Boston Marathon or get through ...
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Run Coaching and Training Plans
Below I list the three training options I provide to runners. The first is "Personalized Coaching" and the second is a "Customized Training Plan". I ...
[Read more] about Run Coaching and Training Plans

Personal Training
If you live in Berks, Chester, or Montgomery county, Pennsylvania I am available to do in-person personal training.
What is personal ...
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Unlock your potential to run faster – work on mobility and building strength! Secure your discounted virtual personal training sessions now.
The Latest from the Blog
Find topics related to training tips, drills, strength exercises, mental toughness and more.

Register Here for the Free Virtual Races – Saturday April 25th
Test out your fitness in one of the FREE virtual races sponsored by Strengthen Your Stride!
Race distances include: 1 ...
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Adapting Training for Race Cancellations
Who would've thought that the spring race you've been training for would be cancelled? All those early ...
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My Journey to the Olympic Trials
A little background
Let's go back in time for a moment here, back 28 years to be exact. In high school I remember ...
[Read more] about My Journey to the Olympic Trials
Get Our Gear

I can’t recommend Karen enough as a running coach. She created a training plan for me to not only attain a 5 minute PR in the marathon but she also taught me how to be a better runner and the why behind the workouts I was doing. That has helped me as I continue to progress with my running career.

You will get faster and learn a lot about why you do certain things to improve running fitness. I have tinkered with running for a few years, but since I am taking it seriously, I got a serious coach. Karen has helped me hit new Personal Bests at an older age and we have only just recently started!