This article will explain the interference effect and provide a rationale for why low-intensity steady-state (LISS) cardiovascular training may be a useful tool for those interested in improving their body composition.

"Absolute strength affects speed and athleticism," according to world record powerlifter Matt Wenning. "You get strong to get faster." In this lecture from the NSCA's 2015 Coaches Conference, Matt discusses using powerlifting as a training method with athletes. Matt debunks myths and explains how training athletes to get stronger and more powerful benefits everyone, no matter the sport.

Learn how to cultivate a client-centered coaching mindset. In this session from the NSCA 2017 Personal Trainers Conference, Matt Berenc, Director of Education for Equinox Fitness Training Institute, explains how to create an optimal learning environment for the client in the training session and develop an authentic coaching presence and style that meets the needs of both the client and personal trainer.

The purpose of this article is to present the benefits of training with cable resistance, the different types of cable resistance machines, and the differences when choosing a machine for your programs.

Correctional officers can achieve heart rates that are indicative of maximal effort exercise during a simulated confrontation with a noncompliant inmate. Given the nature of the position, agencies should attempt to hire individuals that have the potential to be able to work in these situations and training instructors should ensure they are physically developed so they can function and make correct decisions when providing maximal effort under stress.

There is no argument that periodization is successful, and that different models can be applied with success in different fashions. The question of how shift work really affects a periodized program—more specifically firefighter shift work—is less clear.

Joel Raether, owner of Authentic Performance in Denver, CO, discusses rotational training and shows his system for progressing rotational movements.

This article is intended to provide an understanding of the demands of football from a bioenergetic perspective and provides a framework in which strength and conditioning professionals can design conditioning plans that focus on preparing athletes for competition.

This article examines why the Romanian deadlift (RDL) provides a suitable in-season strength training application, explores the interlinked relationship between the demands of practice and resistance training, and identifies how the RDL functions with other lower-extremity exercises.