This book is designed to help readers understand depression and make positive changes to overcome...

An in-depth, sometimes whimsical look into the physics behind effective fighting techniques and e...

Scientific Jiu-Jitsu

Scientific Jiu-Jitsu

Peak Performance: the intersection of martial arts, science, and personal growth.

Powerful and effective striking provides an extra layer of depth and complexity to one's martial ...

Peak Performance: the intersection of martial arts, science, and personal growth.

Superconsciousness--where ordinary people can do extraordinary things

Superconsciousness--where ordinary people can do extraordinary things

This book stands alone as an introduction to the context of self-defense. There are seven element...

Loren W. Christensen shows you over 300 ways you can add variety to your daily martial arts train...

CATCH YOUR OPPONENT OFF GUARD WITH WINNING CLINCHES, TAKEDOWNS, AND TACTICS