Summer Registration - You are not too late!

Simply email to register for Ages 6-18 Years!

    Monthly Tuition $99

           No Contracts

        FALL Registration
          Ages 6-18 Years is NOW!

                     Celebrating 22 Years in Tewksbury - 2021

            Simply Email To Register!

Monthly tuition $99.

No Contracts

See more here

  • YouTube Social  Icon
The Self-Defense Institute
The Self-Defense Institute

....and Here:


        Simply Email to    
            to register!

Established in 1999                    Over 30 Years Experience

                               Fitness and Self-Defense in Tewksbury, Massachusetts

Fitness & Self-Defense Programs
The Self-Defense Institute

We provide instruction for ages 3.5-18 years and adults. All classes increase focus, patience, self-control, confidence, balance, coordination, flexibility/agility, etc.

The Self-Defense Institute

Discover the personal benefits of training

at The Self-Defense Institute, Tewksbury, MA.

TSDI - TV Debut
The Self-Defense Institute

As seen on ABC Family, TBS, Discovery, SPIKE, Nicelodeaon, Cartoon Network, Animal Planet and Comedy Central.