If you are looking to lose weight or just add a new, fun workout to your routine, then Inner…read moreStrength is for you! They offer everything from kids karate to kickboxing to jiu jitsu, each class offering something different to learn in a professional, family-friendly, and fun environment. From newcomers who have never experienced martial arts to those who have been practicing for a lifetime, this gym offers an engaging place to develop not only great self defense and workout skills, but better yourself in a broader sense.

From the owner: Inner Strength Martial Arts formed and was established October 1, 2009 and has been growing strong…read moreever since establishing some of the best MMA competitors in the Midwest at the amateur and the professional levels. Also offers 1 of the best Kids Karate Curriculums in the Midwest where everybody feels like family

I've been part of this gym for years. The atmosphere is friendly and welcoming. It's fun and it's a…read morecomfortable place to be. I've met tons of interesting people and I've also had the best workouts here.

From the owner: We specialize in a well rounded martial arts curriculum for adults and children. Classes include;…read moreThai boxing, BJJ, JKD, CSW, boxing and FMA. You can test and get ranked in the following: - Jun Fan Kickboxing - Thai Boxing - Combat Submission Wrestling - Panantukan/Filipino Boxing - Kali/Weaponry - MKG's Phase program - Brazilian Jiu-Jitsu

After watching several tournaments I wonder what they are looking for in scoring participants. One…read moreis busy paying attention to what is going on in other courts instead of the one he is suppose to be doing. They tend to favor students from their own school. They should split up the judges so they are not all from one school or associated with the school. It doesn't seem fair for the other participants from different schools.

The academy is family and children friendly. The owners and staff are friendly and knowledgable…read more Classes are scheduled at various times throughout the week to maximize convenience. The only thing I don't like is how crowded the entry area becomes between classes when one group is coming and precious group is leaving.

Drengr Jiu Jitsu is an amazing jiu jitsu gym. Dustin, his wife, and students welcomed us with…read morenothing but hospitality and respect. Dustin's class was technical, thought provoking, and energetic. The rolls with everyone were tough yet controlled and a great vibe. If you want nogi or gi jiu jitsu in Duluth, Drengr is the place to be. They are building something special and was honored to be a part of their class. *Note, they are located up the huge hill on W. 3rd, NOT inside Jungle Gym*

Great training away from home. They use the ecological approach- the best in sports science today…read more It's more than worth your time, great hard rolls and friendly people. You just can't beat this place. Dusty is super friendly, experienced, and has a great thing going up in Duluth. Pay them a visit the next time you're in town or if you are looking for a new home gym.