The 2nd book mapping out lifetime strength and conditioning based on hard science with a unique approach. The culmination of 35,000 of study and application that has impacted everyone from disabled kids to the U.S. Marines.
The 2nd book mapping out lifetime strength and conditioning based on hard science with a unique approach. The culmination of 35,000 of study and application that has impacted everyone from disabled kids to the U.S. Marines.