Bruce Lee's 'secret weapon' - Spring energy was part of every technique and is what made him so extremely effective in controlling his opponent. It is the principle that deals with the refined use of your body's energy to control the opponent's power regardless of his size. Sijo James DeMile was one of the few individuals whom Bruce taught these principles to in great detail, and he shares them now in this DVD. Valuable information for practitioners of any martial arts style! James DeMile, former Air Force boxer, began his martial arts career in 1959 in Seattle under the direction of Bruce Lee.
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