Spark delves into the current research on exercise, brain structure and development. A great personal resource regarding optimization in a myriad of contexts including dealing with ADHD and the benefits of complex activities such as martial arts [Jiu-Jitsu].
Ronn Shiraki Academy
The Relson Gracie Ronn Shiraki Academy (RSA) is a small, low-key but highly advanced Brazilian Jiu-Jitsu school located in the heart of Honolulu, Hawaii on the island of Oahu. We are dedicated instructors who strive to provide a pure "art" and soul martial arts environment with a focus on traditional methods of training.