The Lab: Jiu Jitsu, MMA, IV Vitamin Drips, Personal Training, Kickboxing

The Lab: Jiu Jitsu, MMA, IV Vitamin Drips, Personal Training, Kickboxing in Westwood, MA is led by co-owner Brett Oteri, a Brazilian Jiu-Jitsu black belt, No-Gi World Champion, and No-Gi Pan Champion (Master 4). With over 20 years of experience in martial arts and fitness, Brett draws on a wide-ranging athletic background that includes Brazilian Jiu-Jitsu, MMA, wrestling, bodybuilding, and triathlons. Alongside him, co-owner Kristen Oteri manages operations and heads the Women’s Self-Defense and Strength & Conditioning Program. Kristen is a purple belt in Jiu Jitsu, a practicing Clinical Nurse Leader, and brings her own expertise in functional medicine, strength training, and wellness to the academy. At The Lab, Brazilian Jiu-Jitsu is taught in both gi and no-gi formats, with classes for adults, kids, and teens. The schedule features fundamentals, advanced training, and open mat sessions, as well as specialized offerings like Adult No-Gi, Adult Gi BJJ, and Judo. Younger students can start in the Little Ninjas program for ages 3–6 or move into the 7 & up BJJ classes. The academy also places an emphasis on competition training, drawing from Brett’s own experience at the highest levels of no-gi competition. Beyond BJJ, The Lab runs a full slate of martial arts and fitness options, including Adult MMA, Kickboxing, Boxing Fundamentals, and a Women’s Only Strength & Conditioning class. The facility offers personal training, nutrition coaching, and IV vitamin drip services, supporting a holistic approach to health and athletic development. Drop-ins are welcome for most classes, and the gym is wheelchair accessible. The Lab’s focus on both technical instruction and long-term wellness reflects the Oteris’ commitment to helping each student develop on and off the mat.

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