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Welcome to Shell Shock® Fitness, where we specialize in high-intensity interval training (HIIT) classes. Serving the Franklin, TN community with in-person sessions and a global audience through our streaming services since 2012, we are dedicated to a comprehensive approach to fitness.

At Shell Shock® Fitness, we believe that true fitness extends beyond mere numbers on a scale. Our philosophy centers on fostering a sense of belonging, promoting collaborative effort, and ensuring an enjoyable fitness journey, all while supporting you in achieving your goals. Our committed team strives to make your fitness experience both effective and engaging.

Go For It!
You will be
glad you did.

New Clients

$59 one month

UNLIMITED Classes

In Person and Streaming

More Info >

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Shellie Blanks Cimarosti has created her brand from decades of training and experience. She started off in Martial Arts at the age of 2. She has since acquired a 6th Degree Black Belt in Tae Kwon Do, is a World Fighting Champion and the daughter of Billy Blanks, the Tae Bo® creator (full bio here). Her group fitness classes were created with the perfect balance of calorie burn and strength training focusing on giving you what it takes to get you where you want to go. If you are new to group fitness or a veteran, you'll be motivated with a group of likeminded folks working on creating better versions of themselves.

Checkout the classes as well as current specials for in-person and/or streaming classes on our Pricing Page.

"In the end, we only regret the chances we didn't take."

"If you're waiting for a sign...

this IS IT!"

Shock

A kickboxing HIIT class, created to shred and burn calories. Move to the beat of music in a fun and challenging way.

S³

Shell Shock® Strength is a class that will help sculpt and shape your body by using various weighted equipment.

Shock Box

A heavy bag class designed to relieve stress and get you shredded. Get ready to work!

Shock Stations

Move from station to station for the ultimate in circuit training/bootcamp focusing on giving you a great calorie burn as well as building strength.

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✔ Fitness on the go, stream at home or in the hotel

✔ Either online or with our App (see footer)

✔ Hundreds of videos

✔ You can even live stream classes

✔ Start your free Streaming trial with no obligation

✔ Streaming currently included with most all in-person deals

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STREAM WHEREEVER YOU HAVE A CONNECTION

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whether in person or online, we've got you covered

WHAT PEOPLE SAY

Tammie

Everything! The commitment that is shown to each person is incredible. It's
a family and I love it

Max

I could pay less
for a gym membership, but I wouldn't have the motivation that you and your
staff build with each of your clients. I end up getting way more bang for my
buck.

Angie

The high cardio intensity of the classes is the best I've experienced.

Testimonials

Lose
Inches

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Our calorie burning classes will help you hit the mark.

Gain
Strength

Without resistance training

you cannot gain shape.

Our classes are the perfect combination to get you where you want to be!

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Be
Encouraged

TEAM is who we are,

Together

Everyone

Achieves

World-Class
Instruction

Los Angeles native, celebrity trainer, Shellie Blanks Cimarosti, brings all her knowledge and expertise to Franklin, TN

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Shock

Kickboxing HIIT class

Strength & Sculpting class

Shock Box

Heavy Bag class

Shock Stations

Circuit Training

Shock

No choreography, no memorization, just punching, kicking and moving to the beat of music, led by the instructor. This aids in coordination, balance and stamina.

See Specials>

S³

We have barbells, dumbbells, suspension straps (TRX®), gliders, and more to help build and sculpt your body, giving you a defined shape and look. Strength from the inside out!

See Specials>

Shock box

Use a heavy bag along with gloves and wraps. The resistance of hitting the bag helps to build strength along with stamina and the blowing off of stream!

See Specials>

Shock Stations

Changing it up is what we are all about. No class is the same, especially here. Keep your brain on a swivel you never know what you'll get here, from body weight to barbells and calisthenics to calorie burn.

See Specials>

UNBOX VIDEOS OF EACH CLASS BELOW

Shock HIIT Class by Shell Shock® Fitness

Shock is a Kickboxing HIIT class. A foundation of Tae Bo® with an evolution of strength and HIIT moves. It takes the best of High-Intensity Interval Training calorie burn with punching, kicking and moving that will take your fitness to the next level. Created by Shellie Blanks Cimarosti

S3 Shell Shock® Strength HIIT Class

S³ (Shell Shock Strength) is a unique HIIT class with a combination of resistance training moves that will strengthen, sculpt and shape your body (equipment may vary each time from barbells, dumbbells, suspension straps, dip/pull up stationary bars, steps, etc.). Use your own body weight to focus on building your personal strength within this class. Lose weight, burn calories in a different way other than cardio. Using a variety of equipment we will show you how to define your shape in all areas of your body. Retain muscle and burn away the fat with this shaping/strengthening class. Choose this class to become stronger, more toned and sculpt every muscle throughout your body. This class is a perfect bonus to our calorie burn classes, improving your shape and building your muscles. Created by Shellie Blanks Cimarosti.

Shock Box HIIT Class by Shell Shock® Fitness

Shock Box is a standing bag kickboxing HIIT class that combines boxing and kicking techniques, as well as other moves to shape and trim your body. Activate not only your mind, but a full body training. Get an everlasting workout, making full contact with punches and kicks. We teach you proper technique to help get you the results you need. Choose this class to relieve stress, engage your core, and shape your arms and legs. Empower yourself to bring our the fire within, train hard and build strength with our trainers today! If you don’t have wraps and gloves, we have some for you to use. Created by Shellie Blanks Cimarosti.