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TJ's Gym

Mill Valley, CA, USA

At TJ’s Gyms, we welcome athletes of all ages, backgrounds, and ability levels. Our goal is to help people get as fit as possible through a scientifically driven fitness program, attention to lifestyle and nutrition choices, and the camaraderie of a supportive and fun-loving community.

We offer personal training, group classes, goal-setting and accountability plans, nutrition consultation, injury rehab assistance, and more.