The third and final article in this series will introduce the practical and technical elements of heart rate variability (HRV) monitoring in greater depth and detail.

The research reviewed in this article provides a baseline snapshot of clinically-relevant tools to screen, diagnose, and provide treatment that can improve behavior surrounding sleep, as well as quantity and quality of sleep in occupational firefighters.

Deceleration in court and field sports, such as football and soccer, is an important component of speed and agility. This book excerpt looks at how to train for effective deceleration.

It is apparent that speed plays a vital role in successful baseball performance. Because of the short distances involved in the game, players rarely, if ever, achieve maximum speed and in actuality, it is acceleration that plays a much greater role in baseball.

Stephanie Mock, Assistant Athletic Director for Sports Performance at the University of Pittsburgh, talks to the NSCA Coaching and Sport Science Program Manager, Eric McMahon, about growing a comprehensive sports performance program. Topics under discussion include tips for interviews, graduate assistantships, staff development, and the ongoing collaboration with academics to advance sport science initiatives at University of Pittsburgh. Find Stephanie on Instagram: @_mockstephanie_ or @pitt_sportsperformance | Find Eric on Instagram: @ericmcmahoncscs or Twitter: @ericmcmahoncscs

This article is a personal perspective on utilizing the Functional Movement System (FMS) as a tool to identify potential problems and function efficiently on a large group scale to reduce the risk of injuries.

This book excerpt reviews the psychological principal of the self-determination theory (SDT) and its role in motivation and how this can be used in a tactical setting.

This excerpt from Developing the Core gives a quick look into why a stable trunk is so important for swimming athletes.

The purpose of this article is to discuss relationships between current fitness testing within the United States Army and its effect on overall tactical readiness.

This article walks personal trainers through how to present a program for the common goals and what to do if the process does not produce a sale.