Physiology
The NGA retest is designed for the individual who either failed the exam or did not return the original exam on the designated date
By purchasing this PDF File rather than the 600 page manual
NGA Personal Trainer Retest
This DVD is a must for every gym owner
41. NGA ESSENTIAL TRAINING PRINCIPLES DVD PhysiologyNGA'S ESSENTIAL TRAINING PRINCIPLES DVD The National Gym Association, Inc. (NGA) training DVD, NGA Essential Training Principles DVD is 104 minutes long, packed with training techniques, principles in free weights, plate loading, and selectorized equipment. This DVD is a must for every gym owner, trainer, athlete, and fitness enthusiast in the fitness industry. There is no need to spend a vast amount of money for travel, hotel accommodations, and