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Keeping your child safe from Sex Offenders

Joseph B. Walker - October 16, 2025

Street Wise

EDC Loadout: Tactical Essentials for Everyday Readiness

Street Wise

Defensive Knives for Urban Environments Part 6

Who's Who

Reza Ghasry From Top Competitor to Coach

USAdojo - September 15, 2010 0

Master Reza Ghasry, 7th degree Black Belt, began practicing martial arts at the age of nine in Tehran, Iran. As a child, his father...

David Meyer Brazilian jiu-jitsu

July 26, 2010

Stand and Hit or Ground and Submit?

Gantt Carter - September 7, 2016 0

Are you a good "ground fighter"? Maybe you prefer a stand-up style of self-defense or martial arts? In a self-defense situation (not a competition),...

Why What Who Where

Which Tai Chi Style Is Right For You?

Mark Cheng - August 15, 2013 0

The Chinese martial arts talk a lot about internal power and the use of chi (or qi) energy. In any discussion of internal martial...

The Right Stuff – Choosing the Good Teacher

August 15, 2013

When is a Child Ready To Begin Martial Arts Training

August 14, 2013

Can Training DVDs Teach Techniques as Well as Humans?

September 26, 2013

Why Study Tai Chi or Muay Thai

March 21, 2014

EDC Women’s Self Defense Knives

April 7, 2018

Safety Tips & Alerts

How to Detect an ATM Card Skimmer

August 18, 2016

Safety Tips & Alerts

Self Defense Tips From Cordelia Clancy

September 3, 2000

Kyusho Attacks the Inner Body

Evan Pantazi - January 8, 2017 0

Inside – Outside Typical Martial Arts attack the outer body, while Kyusho attacks the inner body. We looked at this idea a bit in the Blog on...

Law • Security • Military

Edged Weapon Defense: Is or Was the 21-Foot Rule Valid? Part 2

USAdojo - June 13, 2005 0

PoliceOne.com Editors Note: For the record, the 21-Foot Rule, when accurately stated, says that in the time it takes the average officer to recognize...

Women’s Survival Course Testimonial For Jim Wagner – German Female Police Officer

May 5, 2011

Combat Triage: General Conditioning: Neck Alignment

June 17, 2013

00:02:13

NFL Stars Train Tae Kwon Do at Young Brothers Institute

April 11, 2017

Defensive Knives for Urban Environments Part 6

August 20, 2025

Michael Matsuda – Martial Arts History Museum

Eulogies P-T

Great Grandmaster Tony Thompson Has Passed Away

Eulogies F-J

Orned “Chicken” Gabriel Has Passed Away

Eulogies K-O

Richard Norton of Zen do Kai Karate Has Passed Away

Seikendo – The Healing Art of Seibukan Jujutsu

Israeli

More knife slashing attacks in New York City in 2020

WR Mann - March 7, 2020 0

Violent knife slashing attacks on buses, trains and on the street have increased dramatically in New York City since January 1, 2020. With the...

How Hackers Can Use Your Cell Phone Number To Steal Your Identity

March 31, 2018

Bas Rutten

USAdojo - March 3, 2018 0

Bas Rutten Honored at International Sports Hall of Fame 2018 On Saturday, March 3, 2018 Bas Rutten was honored with induction into the International Sports...

Fumio Demura Has Passed Away

USAdojo - April 24, 2023 0

In 1961 Shihan Fumio Demura won the National Kumite title of Japan. He was teaching karate in Tokyo, but had the desire to come to the United States.

Dick Douglas Jr Passed Away

USAdojo - May 8, 2006 0

Dick Douglas began teaching martial arts in 1966, and shared his love of martial arts with hundreds of students over the next 40 years,...

Steve Muhammad: Black Karate Federation

USAdojo - September 5, 2013 0

10th degree Black Belt, Grandmaster Steve Muhammad, is a co-founder of the Black Karate Federation and the organization’s first President. He is also one...

Sid Campbell: Martial Artist, Artist and Author

USAdojo - July 29, 2010 0

Grandmaster Sid Campbell was the founding president of the World Okinawan Shorin-Ryu Karate-Do & Kobudo Association, and he was the first American to open...

Aragaki Seisho: Okinawan Martial Arts

Travis Cottreau - July 9, 2012 0

This is the first of a series of articles that I will write covering O-Sensei's (Chitose Tsuyoshi's) martial arts instructors. When I initially considered...

The Truth About The Martial Arts Business

John Graden - January 1, 20120

Martial Arts Business

Excerpts from John Graden's book The Truth About The Martial Arts Business amzn_assoc_tracking_id = "usadojo1-20"; amzn_assoc_ad_mode = "manual"; amzn_assoc_ad_type = "smart"; amzn_assoc_marketplace = "amazon"; amzn_assoc_region = "US"; amzn_assoc_design = "enhanced_links"; amzn_assoc_asins = "1932835016"; amzn_assoc_placement...

MMA Fastest Growing Sport in Martial Arts

John Graden - July 1, 20130

Martial Arts Business

As you know, MMA is the fastest growing segment of the industry right now. Did you know that the Tito Ortiz and Ken Shamrock...

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