The importance of recognizing a closed-chain activity lies in the fact that the motions of multiple joints are coupled. Weakness at any one joint will consequently limit performance of the entire movement.

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 article details the proper pick up, or deadlift, technique for the older adult, including progressions of three exercises that can aid in their ability to perform them properly.

There's risk in every business, but fitness professionals can often face higher risk than most. While personal trainer insurance can offer solid protection, fitness professionals can best protect themselves by understanding the fundamentals of risk management as they apply within the realm of sports and fitness. In this article, global insurance firm Integro Entertainment & Sports offers tips on how to best protect yourself and your business, defines common insurance terms, and provides an overview to understanding insurance conditions.

This article explores what a facility-level culture may look like, identifies some of the expected benefits of purposely developing that culture, and discusses some misalignment between what coaches say they want the culture to feel like and the message the athletes are likely to receive.

Potentially, an instability training program that first involves static balance and then progresses to dynamic balance activities would improve intrinsic balance. This improvement in balance would increase movement confidence, releasing the neuromuscular system from a stiffening strategy to more unimpeded motion, force, and power development.

This excerpt from Developing Power discusses neuromuscular training for youth athletes.

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.

This TSAC Report article examines the primary risk factors contributing to shoulder pain in tactical athletes and provides evidence-based rehabilitation strategies. Visit NSCA online to learn more about exercise research for tactical athletes.

Few strength coaches have shaped sport performance like Al Vermeil — the only strength coach to earn championship rings in both the National Football League (NFL) and National Basketball Association (NBA). In this Gatorade Performance Partner Special Episode, Vermeil shares how a career built on explosiveness, adaptability, and relentless curiosity has transformed teams at every level. From advancing plyometrics and Olympic lifts in the 1970s to creating the performance pyramid and the innovative “time machine” testing system, his methods have influenced generations of coaches and athletes worldwide. Known for blending timeless principles with fresh, actionable ideas, he explains how mechanics, group management, and collaboration create consistent results and lasting trust. Along the way, Vermeil offers rare perspectives on coaching longevity, revealing how his adaptability and curiosity have kept him learning — and lifting — into his 80s. Gain practical insights to keep explosiveness central, integrate performance science, and strengthen your long-term coaching impact. Reach out to Coach Vermeil by email at: a60vermeil@sisna.com | Email Jon Jost at: jonathan.jost@pepsico.com | Find Eric on Instagram: @ericmcmahoncscs or LinkedIn: @ericmcmahoncscs. This special episode is brought to you in part by Gatorade Performance Partner. Learn more and join their community at GatoradePerformancePartner.com.