Periodization of training is based on the principle that different loads (e.g., light, moderate, or heavy) or power requirements recruit different types and numbers of motor units. Recruitment order is important from a practical standpoint for several reasons.

The purpose of this article is to provide an introduction to contrast training, including how it is defined, what variables are utilized, and examples of how to use it in training.

Tex McQuilkin, Director of Training for Power Athlete HQ, defines athleticism as a trainable performance variable at the 2019 Coaches Conference. McQuilkin illustrates the four phases of the competitive lifecycle for sport athletes and empowers coaches with strategies to best apply progressive overload and support the long-term trainability of novice athletes.

In this session from the NSCA’s 2016 TSAC Annual Training, Ryan Massimo demonstrates foundational movement techniques that engage the body as a single coordinated system, complement the movements the body performs on the job and in life, and help to build optimal and usable strength, power, mobility, and durability.

There are numerous complexities involved in teaching the Olympic-style lifts. This article explains one way to teach the power clean progression and some coaching cues that can be used to teach sport or tactical athletes in a group setting.

This excerpt from Exercise Technique Manual for Resistance Training, Third Edition goes over the technique and execution in each phase of the push jerk.

Dietmar Schmidtbleicher, Head and Chair for Sport Sciences at the Institute of Sport Sciences at the Goethe University Frankfurt/Main in Frankfurt, Germany—and one of the world’s leading experts on strength and power training—explains the influencing factors of force production in eccentric muscle actions. Schmidtbleicher made a rare appearance in the United States at the NSCA’s 2015 National Conference.

In this session from the NSCA's 2016 National Conference, Boo Schexnayder demonstrates how to effectively design long-term and short-term programs for speed development. Schexnayder explains how to effectively periodize strength training in a manner that supports speed development, as well as how to use speed and power training as a neural integration tool to enhance strength development.

The purpose of this article is to describe the 165-lb body drag as performed by California law enforcement recruits in order to graduate academy.

This book excerpt provides a step-by-step breakdown of the movements of the power snatch, from the starting position to the downward movement.