The purpose of this article is to compare the effects of quarter, parallel, and full depth squats on muscle activity, joint stress, athletic abilities, and potential injury risks for the consideration of all strength and conditioning professionals.

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.

Approximately 2 million youth from 6 - 12 years of age participate in football every year. This article discusses the importance of long-term athletic development (LTAD) for youth football athletes and the significance of a player development pathway for long-term success and longevity in the sport.

The purpose of this article is to discuss caffeine use in tactical populations and provide recommendations for responsible consumption.

An evidence-based movement assessment could hold Marines accountable for mobility and stability by systematically assessing movement patterns. This article (part three of a four-part series) explains one way that this could be accomplished.

This is an excerpt from NSCA's Essentials of Sport Science by NSCA -National Strength & Conditioning Association, Duncan N. French & Lorena Torres-Ronda.

Mike Snowden, University of Alabama Men’s Basketball Strength Coach, talks to the NSCA Coaching and Sport Science Program Manager, Eric McMahon, about having a genuine relationship with head sport coaches. Topics under discussion include building players into the program, creating buy-in, and embracing new and unique career opportunities. Find Mike on Instagram: @mike__snowden or Twitter: @Mike__Snowden | Find Eric on Instagram: @ericmcmahoncscs or Twitter: @ericmcmahoncscs

The aim of this article is to highlight the functional importance of the foot, and to provide recommendations for foot conditioning.

All fitness components depend on body composition to some extent, and the demands of many sports require that athletes maintain standard levels of body composition.

This article is the fourth of a continuing series that examines pertinent and recent tactical strength and conditioning research reviews.