Start your own gym, build a profitable business from scratch, and start changing lives.
You have a passion for fitness and helping others achieve their goals. But you're also stuck working for someo……続きを見る
The Secrets of Judo is a revealing Japanese martial arts manual that focuses primarily on the scientific principles at work in judo.
It offers clear-cut explanations of the numerous techniques invol……続きを見る
A science writer and recreational runner explores the science behind popularly held beliefs about shoes, injuries, nutrition, "runner's high," and more.
Conventional wisdom about running is passed d……続きを見る
"There have been many books on judoーsome highly competent, others well-written or well-illustrated, some fit for beginners, others for the advanced student. To have all these in a single volume is ……続きを見る
