Posts Tagged ‘endurance training’

Recently a karate fighter asked for my opinion on a new training tool, a training mask that restricts breathing. He was tempted but skeptical because the manufacturer of that mask made some claims that were too good to be true. Had the manufacturer stuck to the facts, the fighter likely would have been sold on […]


One reader wrote me an e-mail with questions: > I have owned your books Science of Sports Training and Stretching > Scientifically for many years as well as your DVD’s Secrets of > Stretching and Clinic on Stretching. Due to my own misunderstanding and > bad practices at martial arts schools I have attended I […]



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