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.

Dr. Tim Suchomel, Assistant Professor at Carroll University and Wisconsin State Director for the NSCA, talks to the NSCA Coaching and Sport Science Program Manager, Eric McMahon, about the emerging role of sport science in strength and conditioning. Topics under discussion include Suchomel’s growing involvement with the NSCA, as well as weightlifting derivatives and their benefits for more individualized performance adaptations. Find Dr. Suchomel on Twitter: @DrTSuchomel or Instagram: @drtsuchomel or NSCA Sport Science and Performance Technology Special Interest Group | Find Eric on Instagram: @ericmcmahoncscs or Twitter: @ericmcmahoncscs

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.

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The purpose of this article is to provide strength and conditioning coaches with practical knowledge from the framework of self-determination theory to facilitate student-athlete motivation within the weight room across varying sports.

Through this article, personal trainers should understand the extremes of the Wim Hof method, and instead encourage clients to follow scientifically-backed deep breathing and cold therapy practices to supplement a well-rounded exercise program.

This NSCA Coach article describes how to manipulate movements, lifts, and rest periods in a way that controls time, space, and flow efficiently to creatively enhance athletic performance.

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.

This article explains the quadrathlon and how it can help strength coaches measure linear speed, speed-strength (power), and elastic or reactive qualities efficiently.

In this session from the NSCA’s 2015 Hockey Clinic, San Jose Sharks Strength and Conditioning Coordinator Mike Potenza discusses how to create a program that can help re-assimilate an injured hockey player’s body back to pre-injury functions and movements, and eventually back to competition. Potenza also covers the structure of an off-ice reconditioning program, the members of the performance team, methods for building a “return to skate program,” and reintegration procedures for the athlete.