Theorem Fitness & Jiu Jitsu Club

Theorem Fitness & Jiu Jitsu Club in Bonita Springs is led by Dominick Nusdeu, a 4th-degree Brazilian Jiu-Jitsu black belt with more than three decades of experience in both grappling and strength training. Dominick’s background includes 15 NAGA titles, multiple Grapplers Quest and AGC team championships, and years spent developing educational content for BJJ Fanatics and other trainers worldwide. His approach blends deep technical knowledge of Brazilian Jiu-Jitsu with a clinical understanding of biomechanics, muscle function, and joint health, informed by his credentials as a Certified Muscle System Specialist and a Resistance Training Specialist. Theorem has developed a unique, assessment-driven model focused on adults—especially women over 40—who want to train safely and sustainably despite joint issues or injury history. Rather than offering traditional group classes or open mats, the club operates as a Strength & Longevity Lab, where each member begins with a detailed two-hour assessment. From there, Dominick creates a fully individualized 12-week plan with joint-safe, 30-minute strength sessions and regular progress checks. This process is designed to help students regain strength, confidence, and functional movement, with a clear focus on long-term independence and quality of life. While the core of Theorem’s programming centers on strength and joint health for women 40 and up, Dominick also works one-on-one with a small number of men by referral, especially those with similar needs. The club is wheelchair accessible and operates by appointment only, emphasizing privacy, safety, and a science-based approach tailored to each individual’s history and goals.

Amenities