Hard work. passion. perseverance

Elevate your fitness with GRIT Classes, where strength meets strategy. Perfect your power with kettlebells, take on the heavy bag, and challenge yourself with our unique WODs featuring a mix of equipment. Experience the energy of Tabata sessions and core drills, all within our Silicon Valley hub of high-impact fitness. GRIT is more than a workout; it’s where camaraderie meets competition in the pursuit of progress. Whether you’re just starting or scaling new fitness peaks, GRIT is tailored for every level. Come join our community—transform with us, find your tribe, and conquer challenges together.

courage & resolve; strength of character

18+ Years in Business
Certified Professionals
Online classes
Private Training Available
5 Star Business on Yelp
A+ Rating BBB

Embark on a journey of transformation and exhilaration with our GRIT group fitness classes at the Academy of Self Defense. There’s an undeniable magic that unfolds when you workout alongside others – it’s a shared energy that fuels motivation and drives you to push past personal boundaries. In GRIT classes, not only do you tap into the collective strength of the group, but you also benefit from a diverse range of exercises tailored to amplify your power, stamina, and agility. Each session promises a surge of endorphins and a sense of achievement that only a communal workout can bestow. Come and experience the camaraderie that makes every sweat-drenched workout worth it. Join the GRIT community at the Academy of Self Defense, and let’s rise to new heights of fitness together!



Try as many classes as you like for 14-days! Unlimited access to all classes at our Santa Clara, California location. Gain access to our full schedule of classes: Krav Maga, Muay Thai Kickboxing, Hapkido, Boot Camp, Muay Thai HIIT, GRIT, Box & Bells, 300 and Escrima! In addition to access to our full in-person schedule, you’ll also get access to our Online Membership as well!

asd fitness MEMBERSHIP

Already did a trial? Ready to sign up? ASD offers the best deal in town for Unlimited Group Fitness Classes! All of our memberships are month-to-month, no enrollment fees, no long term contracts, no initiation fees, just simply pay the same low rate each month!

ASD Unlimited
per month
$119 USD
Access to all classes: Krav Maga, Muay Thai,
Hapkido, Escrima,
Boot Camp, GRIT,
Box&Bells, 300,
& Muay Thai HIIT.
Access 5000+ On Demand Videos
Month-to-month membership
No enrollment fees
Sign UpSign Up
ASD Unlimited Online
per month
$19 USD
Includes 14-Day FREE trial
Access all online classes & programs:
JCF Cardio Kickboxing, Boot Camp,
Fighter Fit, GRIT,
Krav Maga, & VKM Kids.
Online Belt Testing for Krav Maga
Access 5000+ On Demand Videos
No enrollment fees
Month-to-month contract
Sign UpSign Up












Gear rentals are available in our Proshop. $5 per pair.
Gear is also available for purchase in our Proshop.

Boxing Gloves

*or MMA Gloves

MMa gloves

*or Boxing Gloves

jump rope

yoga mat



*provided at ASD

portrait of a young man with a beard

Michael Tropf

serra Sullivan

portrait of a smiling man with a beard

James Krause

Andrea Yip

Krav Maga Instructor Portrait of Shayne Herrera

Shayne Herrera

Johnson Koo

Ilya Khayn

Workout of the Day (WOD) routines are a cornerstone of modern fitness because they offer a roadmap to a day’s effort, ensuring a targeted and structured approach to training. The power of WODs lies in their variety and scalability, allowing everyone from beginners to elite athletes to be challenged and progress. These daily workouts introduce an element of surprise that keeps exercise engaging and combats workout monotony. Following a WOD can push you out of comfort zones, encourage continuous growth, and provide measurable achievements. Moreover, WODs foster a sense of community, as individuals can share experiences and motivate each other, creating a collective drive towards better health and fitness. Whether you’re looking to improve cardiovascular health, strength, flexibility, or all the above, incorporating a WOD into your routine is a surefire way to work towards those goals efficiently and effectively.