Download or read book The Marine Corps 3x Fitness Program written by Martin Aver Cohen and published by Little Brown. This book was released on 1986 with total page 96 pages. Available in PDF, EPUB and Kindle. Book excerpt: Designed to condition the major upper-and lower-body muscle groups and the cardiorespiratory system, the Marine Corps 3X Fitness Program is based on three primary exercise groups performed in cycles of three, at least three times a week