Interval Training
30 Minute Interval Training Workouts
Why High Intensity Interval Training?
High intensity interval training workouts are the best for when you are limited on time and want to get a great workout in. We have interval training workouts for the beginners with limited equipment, to advanced crossfitters wanting to improve their gymnastics.

Train with 2018 Nashville's Fittest Man and join the K Squared Community.

We help both men and women maximize their time and get in great shape in thirty minutes a day.

Crossfit athletes who want to improve their gymnastics engine and strength. This is for you.

K Squared Fitness
K Squared Fitness is a functional fitness gym in Cool Springs, TN offering group workouts and private training for all fitness levels. We are experts at giving you the best workout for your needs in a fun, safe and supportive environment.
Whether you love Crossfit, functional fitness, or just want to experience high intensity interval training our coaches make sure you are get the most effective workout for YOU.
I love the variety so I'm not constantly doing the same things over and over again.

Susan S
Super Mom
My gymnastics have improved so much. Kevin and Katie you guys are super creative with your training style. I love it! Thank you!!

Mark S
Crossfit Athlete
Meet Your Coaches
Passionate coaches who care about your success.

FOUNDER / CEO
Kevin Andres
Most people don't workout abs. Don't be one of those, you are missing out on performance.

FOUNDER
Katie Andres
I love helping others reach their goals and showing them how fitness can be fun too!
K Squared Interval Training Program is designed to take you through a full body workout in 30 minutes.
Each workout has:
- Instructional Videos - each exercise has a hyper link attached so you always know how to perform the movement properly. Like this.K2 Levels - We provide a beginner, intermediate, and advanced option for each workout.
- Feedback from Katie and Kevin - In order to support you, we want to know you.