Fred Degerberg is a mainstay in the world of martial arts. He is president of Degerberg Academy of Martial Arts & Fitness, Inc. and...

Ads extolling the benefits of martial arts training for children seem to be ubiquitous. Drive down the street on a lazy weekend afternoon and...

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),...

A karate chop, or shuto strike, is one of the few things in life that offers visceral proof of the power of physics. If you are untrained in the martial arts and you karate chop a brick, you may break a finger or worse. But if you karate chop that brick with the proper force, momentum, and positioning, you’ll break the brick instead. “Amazingly, there are no tricks involved,” says Michael Feld, a physicist at MIT. “What you have here is one of the most efficient human movements ever conceived.”