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Who We Are

N-Flux is fitness that matters. 

We are a community that meaningfully engages with the world. We train here to "get out there."

Fitness is about what you can do — for yourself and in the service of others.

How We define Fitness

Can you lift heavy objects safely?

Can you traverse your environment efficiently?

Do you have full range of mobility in your body?

Do you have the energy to go out, to celebrate, to dance with your friends?

Can you protect yourself and your loved ones?

We are a proud affiliate
of Fit To Fight

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Instructors

Chris Torres is the owner and master trainer at N-Flux. Chris has 14 years experience teaching martial arts and has taught hundreds of students over the course of his career. He earned his Krav Maga black belt in 2005 and his double black belt in the Fit to Fight Defensive Options system in 2017. Chris studied Muay Thai, Jiu Jitsu, wrestling, boxing, and other combat sports in an effort to become more well-rounded in the field and became the 2011 World Kickboxing Association Lightweight Mixed Martial Arts (MMA) World Champion. Chris views fitness as a necessary component for thriving in your environment and strives to create atmospheres that encourage perpetual development. Chris believes firmly that Neil deGrasse Tyson is a national treasure and American hero.

Chris Torres is the owner and master trainer at N-Flux. Chris has 14 years experience teaching martial arts and has taught hundreds of students over the course of his career. He earned his Krav Maga black belt in 2005 and his double black belt in the Fit to Fight Defensive Options system in 2017. Chris studied Muay Thai, Jiu Jitsu, wrestling, boxing, and other combat sports in an effort to become more well-rounded in the field and became the 2011 World Kickboxing Association Lightweight Mixed Martial Arts (MMA) World Champion. Chris views fitness as a necessary component for thriving in your environment and strives to create atmospheres that encourage perpetual development. Chris believes firmly that Neil deGrasse Tyson is a national treasure and American hero.

Colleen Daly is the Director of Operations & Marketing at N-Flux. Colleen is a Fit To Fight certified instructor and green belt. She competes in Jiu Jitsu and is training for her first MMA tournament. Colleen believes in making fitness inclusive and wholistically formative. She conducted research with Renee Engeln in the Body and Media Lab at Northwestern University on how body disparaging language affects the psychological well-being of fitness participants. As such, she is dedicated to integrating functional and positive language into her practice. Colleen is a die-hard Tar Heel and can be found picking fights with Duke fans across DC.

Colleen Daly is the Director of Operations & Marketing at N-Flux. Colleen is a Fit To Fight certified instructor and green belt. She competes in Jiu Jitsu and is training for her first MMA tournament. Colleen believes in making fitness inclusive and wholistically formative. She conducted research with Renee Engeln in the Body and Media Lab at Northwestern University on how body disparaging language affects the psychological well-being of fitness participants. As such, she is dedicated to integrating functional and positive language into her practice. Colleen is a die-hard Tar Heel and can be found picking fights with Duke fans across DC.

Kathryn Angstadt is the Chief of Staff at N-Flux. Kathryn is a Fit To Fight certified instructor and a green belt. Kathryn believes in “the offensive mindset” —cultivating mental and physical resiliency by identifying personal limits and pushing past them in every training. She is known throughout the studio as the "Ginga Ninja" and is interested in tactical shooting.

Kathryn Angstadt is the Chief of Staff at N-Flux. Kathryn is a Fit To Fight certified instructor and a green belt. Kathryn believes in “the offensive mindset” —cultivating mental and physical resiliency by identifying personal limits and pushing past them in every training. She is known throughout the studio as the "Ginga Ninja" and is interested in tactical shooting.

 
 

Class Descriptions & Schedule

Whether you're new to the sport, a seasoned competitor, or a stressed parent looking to let your kid burn off some energy, we have a program designed to challenge you and support you in your goals.

 
 
 
 
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Class Descriptions

Boxing Fundamentals Learn the fundamentals of boxing through technical instruction on the fundamentals of striking. The class lays the foundation for advanced SPARology courses.  Prerequisites: None

Boxing Fundamentals
Learn the fundamentals of boxing through technical instruction on the fundamentals of striking. The class lays the foundation for advanced SPARology courses. 
Prerequisites: None

Boxing Fundamentals

No Gi Grappling: Building on the foundation of the From The Ground Up class, this class uses the best of Brazilian Jiu Jitsu, Wrestling and Judo to develop our ability to reverse positions and submit our opponent or attacker as well as get to our feet. Prerequisites: None

No Gi Grappling: Building on the foundation of the From The Ground Up class, this class uses the best of Brazilian Jiu Jitsu, Wrestling and Judo to develop our ability to reverse positions and submit our opponent or attacker as well as get to our feet.
Prerequisites: None

No-Gi Grappling

Krav Maga Krav Maga is the official hand-to-hand system for the Israeli Defense Forces and over 200 US Law Enforcement agencies. Students in our program will learn all aspects of self-defense and fighting, including pre-emption, clinch, striking, ground-fighting, emotional toughness development and more. Prerequisites: Krav Maga Foundations is our primary course and must be completed prior to testing into higher levels. You must take the 15 minute New Student Intro prior to enrolling in Krav Foundations.

Krav Maga
Krav Maga is the official hand-to-hand system for the Israeli Defense Forces and over 200 US Law Enforcement agencies. Students in our program will learn all aspects of self-defense and fighting, including pre-emption, clinch, striking, ground-fighting, emotional toughness development and more.
Prerequisites: Krav Maga Foundations is our primary course and must be completed prior to testing into higher levels. You must take the 15 minute New Student Intro prior to enrolling in Krav Foundations.

Krav Maga/Defensive Options

Urban Ninja Training Urban Ninja Training helps you learn the foundational movements essential to various movement disciplines like parkour, calisthenics, weightlifting and self defense. Prerequisites: None

Urban Ninja Training
Urban Ninja Training helps you learn the foundational movements essential to various movement disciplines like parkour, calisthenics, weightlifting and self defense.
Prerequisites: None

Urban Ninja Training

Kickboxing: Kickboxing provides technical instruction on the fundamentals of striking for a high energy workout. The class is challenging for all fitness levels and lays the foundation for advanced SPARology courses. Prerequisites: None

Kickboxing: Kickboxing provides technical instruction on the fundamentals of striking for a high energy workout. The class is challenging for all fitness levels and lays the foundation for advanced SPARology courses.
Prerequisites: None

Kickboxing

SPARology Learn to work with partners, in clinch range, using Muay Thai and Wrestling before you progress to Boxing & Kickboxing ranges. This sparring class is designed for any adult looking to get in great shape while learning valuable skills in a safe and fun environment. Prerequisites: Kickboxing, Boxing Fundamentals, Krav Maga Levels 1&2

SPARology
Learn to work with partners, in clinch range, using Muay Thai and Wrestling before you progress to Boxing & Kickboxing ranges. This sparring class is designed for any adult looking to get in great shape while learning valuable skills in a safe and fun environment.
Prerequisites: Kickboxing, Boxing Fundamentals, Krav Maga Levels 1&2

Sparology

Schedule