San Diego CrossFit / FightBuilt Gym
Welcome to The Arena’s San Diego Strength & Conditioning page. Besides Mixed Martial Arts, The Arena also offers leading edge Functional Fitness training in San Diego, including CrossFit and FightBuilt. We gear our Fitness programs to fighters and martial artists, professional and amateur athletes from other sports, and other individuals who want the benefits our training provides.
We conduct our training in a custom built facility designed and equipped for every aspect of Functional Fitness training. This equipment includes a large rack system, lifting platforms, bumper plates, barbells, dumbbells, kettlebells, clubbells, heavy balls, med balls, slam balls, strength bands, battle and climbing ropes, chains, plyo boxes, tires, hammers and much more!
CrossFit is one of the main Fitness programs we offer. It is the fastest growing Fitness program in the world today. The goal of CrossFit is to increase a person’s fitness in 10 areas: Cardiovascular and Respiratory Endurance, Stamina, Strength, Flexibility, Power, Coordination, Agility, Balance, and Accuracy. We also offer Olympic and Power Lifting to further develop our members fitness in these 10 areas.
FightBuilt is our own Strength & Conditioning program we designed for Combat Sports participants. Fighting has a unique set of physical challenges that need to be specifically trained for. To answer this challenge, we created FightBuilt to maximize the physical readiness of our fighters. You don’t have to be a fighter to participate in these classes, but be prepared to train like one!
Whether CrossFit or FightBuilt, Functional Fitness is the core of what we do in all of our Strength & Conditioning programs. By training at The Arena, you will perform optimally throughout all aspects of your physical life, not just the gym! Our programs are run by some of the best Strength and Conditioning Coaches in the industry, with private training also available.
Besides our CrossFit & FightBuilt programs, we also offer a large variety of Mixed Martial Arts classes, all available with one low monthly membership fee. Please fill out our Free Training Pass form on this page to come in and try out The Arena’s CrossFit & FightBuilt programs, as well as any of our other classes, for free.
Please click on the links below for more info on the different programs we offer.
Contact Us
If you would like to know more about our CrossFit & FightBuilt programs, or any of our other programs, please Contact Us.


