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.

The purpose of this article is to provide personal trainers with a review of common muscle extensibility tests of the lower extremity.

Learn about a unique path into strength and conditioning from J. Aggabao, the Associate Athletic Director of Sports Performance at Santa Clara University (SCU). Aggabao shares insights on coaching pathways and hiring, with NSCA Coaching and Sport Science Program Manager, Eric McMahon, that includes service in the United States Navy, working in the National Football League (NFL), and progressing into a department leadership role at SCU. From networking in the strength and conditioning field to beyond the campus and athletic communities, this episode speaks to various career stages, from aspiring strength and conditioning coaches seeking their first jobs, to experienced professionals aiming to become effective leaders. Reach out to Coach Aggabao on Instagram: @j.aggabao, or by email at jaggabao@scu.edu | Find Eric on Instagram: @ericmcmahoncscs or Twitter: @ericmcmahoncscs

This article in NSCA Coach explores how developmental psychology enhances coaching in high school strength settings. Visit us online to learn more on high school strength training and exercise science.

Hear from two-time Olympian, Meg Stone, the first female strength and conditioning coach to head both men’s and women’s strength programs at a major American university. Stone shares her story from being an elite discus thrower towards an unexpected coaching career, with NSCA Coaching and Sport Science Manager, Eric McMahon. She discusses what she believes needs to change to further the strength and conditioning field in support of athlete health and safety. Stone also tells us about what makes the Sport Science Program at East Tennessee State University (ETSU) so unique and beneficial for students. The episode highlights the ongoing work of the NSCA for the prevention of catastrophic injury and sudden death in sport. You can read more about this topic in a recent NSCA press release: NSCA Reaffirms Position on Appropriate Qualifications for Collegiate Strength and Conditioning Coaches. Connect with Meg by email at stoneme@etsu.edu| Find Eric on Instagram: @ericmcmahoncscs and Twitter: @ericmcmahoncscs

Darcie Burde, Assistant Director for Fitness at University of Florida, demonstrates how to translate movement assessments into training clients from all walks of life.

This article provides a background on the benefits of plant-based nutrition for athletic performance, recovery, and overall health.

This article aims to provide information designed to assist firefighter recruits to achieve a successful Candidate Physical Ability Test (CPAT) performance.

Hear from Bri Kanz, Assistant Athletic Director of Sports Performance for Santa Clara University. Kanz connects with NSCA Coaching and Sport Science Program Manager, Eric McMahon, on key stops along her professional path, including her most recent position at Stanford University. Learn how injury inspired Kanz to pursue strength and conditioning, about her move to the West Coast, and her enthusiasm for Olympic sport strength and conditioning. Kanz shares her insight on what it takes to be an effective strength and conditioning coach and where she sees the field going in the future. Connect with Bri on Instagram: @brikanz| Find Eric on Instagram: @ericmcmahoncscs or Twitter: @ericmcmahoncscs

This article describes the long-term athletic development programming pillars and suggests practical applications for strength and conditioning practitioners.