Systema Breathwork to the Core DVD by Eric Torres judomasterclass revealing the essence of Aikido:

revealing the essence of Aikido: Shomen-uchi Ikkajo Osae (1st Form)

--Stomach lock

I designed this book to be a supplement to any martial art school regardless of style or system

Interview with Ryuji Murakami

Systema Breathwork to the Core DVD by Eric Torres judomasterclass revealing the essence of Aikido:When you Breathe to the Core, your breathing is not only a symbol of life but a key to unlocking a new dimension of movement and power. In this breathwork series, you will come across an intensively new approach to mind and corporeal connectivity. This new level of advanced exercises will help you feel a deeper sense of true relaxation and psychological freedom. Combine breath modifications with push up workouts to: strengthen body structure reserve