This excerpt from Developing the Core briefly defines closed- and open-chain exercises and their respective roles in training.

Exercises performed in the water that improve swimming skills and simultaneously work the core can be beneficial for swimmers. One particularly useful core exercise that is specifically designed for swimmers is a kickboard progression, such as the one described in this article.

Because fitness test results are part of performance evaluations, smaller service members have an advantage in terms of attaining promotions, despite evidence that suggests that greater body size, strength, power, and load carrying capacity is correlated with tactical performance.

Dr. Patrick Ivey, Associate Athletics Director for Student Athlete Health and Performance at the University of Louisville, talks to the NSCA Coaching and Sport Science Program Manager, Eric McMahon, about the transition from strength coach to a director role in administration. Topics under discussion include perceptions of strength coaches, emotional intelligence, and continuing to grow where you are. Find Dr. Ivey on his website: pativey.com | Find Eric on Instagram: @ericmcmahoncscs or Twitter: @ericmcmahoncscs

Learn about middle school and high school strength and conditioning from 2022 NSCA Coaches Conference presenter Elton Crochran. Coach “Croc” shares his story about transitioning from collegiate strength and conditioning to his work as the Strength and Conditioning Coordinator at Randolph Field School District in San Antonio, TX. Crochran is currently the Head Strength and Conditioning Coach at Veterans Memorial High School. He talks about his hands-on coaching session from Coaches Conference, as well as developmental milestones across key stages of long-term athlete development. Find “Coach Croc” on Instagram: @ecrock2 or Twitter: @TheCrocShow| Find Eric on Instagram: @ericmcmahoncscs or Twitter: @ericmcmahoncscs

This episode unites strength and conditioning perspectives across three continents. David Joyce and Dan Lewindon, the co-editors of High-Performance Training for Sports, discuss their new book, including the high-caliber list of expert contributors from around the world. Discussion centers on the expansion of performance environments to include new perspectives, and the increased need for professional collaboration to deliver maximally effective training programs. Learn about “Zombie Killers,” as Joyce and Lewindon share with NSCA Coaching and Sport Science Program Manager, Eric McMahon, in an episode that provides insight into everyday coaching practices. Find David on Twitter: @DavidGJoyce | Find Dan on Twitter: @DanLewindon | Find Eric on Instagram: @ericmcmahoncscs or Twitter: @ericmcmahoncscs

Mike Caro, Head Strength and Conditioning Coach at Emory and Henry College and chairperson of the College Coaches Special Interest Group, talks to the NSCA Head Strength and Conditioning Coach, Scott Caulfield, about his journey from National Association of Intercollegiate Athletics (NAIA) athlete to head strength and conditioning coach, with limited resources, but an eagerness to succeed. Topics under discussion include internship experiences, interviewing for jobs, and special interest groups.

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

Learn about the emerging field of biomechanics in professional baseball from Georgia Giblin, the Director of Performance Science for the Detroit Tigers Major League Baseball (MLB) team. Giblin shares her professional journey with NSCA Coaching and Sport Science Program Manager, Eric McMahon, from working with Olympic athletes in Australia to educating coaches on emerging technology tools within MLB. This episode features discussion on the recent growth of athletic performance departments, the current state of sport science in the United States, and the helpful role of strength and conditioning coaches in supporting sport science initiatives. Connect with Georgia on Twitter: @GeorgiaGiblin| Find Eric on Instagram: @ericmcmahoncscs or Twitter: @ericmcmahoncscs

The aim of the get up and go drill for rugby players is to develop the ability to accelerate from a low body position, which is especially important when accelerating into a potential contact situation.