This article summarizes current populations and descriptions of sedentariness and deconditioning, and offers practical considerations for personal trainers working with these behaviors.

The purpose of this article is to define the roles of personal trainers and physical therapists and to learn how their combined expertise can influence long-term physical health improvements for their clients.

The purpose of this article is to bring awareness and provide an overview of emerging areas within strength and conditioning and sport science.

As the final article of the three-part series on long-term athletic development (LTAD), this article will focus on enhancing physical fitness and participation in LTAD programs that promote physical fitness and physiological wellbeing, regardless of age, ability, and aspirations.

This article summarizes several sessions at the American College of Sports Medicine (ACSM) 62nd Annual Meeting, held in San Diego, CA, May 27–30, 2015 that examined various aspects of tactical performance.

Molly Galbraith, Woman-in-Charge at Girls Gone Strong, talks to the former NSCA Head Strength and Conditioning Coach, Scott Caulfield, about the history of bringing Girls Gone Strong to fruition and filling the void of fitness information geared towards women. Topics under discussion include getting involved with the fitness industry and the NSCA, how to better coach women in a fitness setting, and creating educational content to support those who want to learn more. Find Molly on Instagram: @themollygalbraith or @thegirlsgonestrong

Although most resources on program design review the foundational scientific principles of training, they often fail to provide practical strategies that strength and conditioning professionals need in order to apply these principles successfully. To help bridge the gap between science and application, this article provides a simple and practical, step-by-step system for applying the scientific principles of training into the program design process.

This article highlights the scientific evidence on exercises like the seated leg extension, leg curl, and adduction machines to highlight their potential benefits on enhanced performance and potentially reducing injury risk.

This article discusses how personal trainers can utilize the strength zone training system in order to develop true full range of motion strength, and thus help clients perform better and further reduce injury risk.

This article briefly explains different squat variations, as well as how they differ from a physics and biomechanics standpoint.