This Kinetic Select from Developing the Core reviews the effects of muscle activity when performing exercises on unstable surfaces.

It is apparent that speed plays a vital role in successful baseball performance. Because of the short distances involved in the game, players rarely, if ever, achieve maximum speed and in actuality, it is acceleration that plays a much greater role in baseball.

During the initial interview, the personal trainer and client assess compatibility, develop goals, and establish a client-trainer agreement.

Joe Denk, Applied Sport Scientist and Strength and Conditioning Coach for Naval Special Warfare, talks to the NSCA Coaching and Sport Science Program Manager, Eric McMahon, about immediate and actionable sports science data for tactical athletes. Topics under discussion include the dynamic of working with tactical athletes, how resiliency and recovery are connected, and how technology has enabled coaches the ability to implement training programs effectively from a distance. Find Joe via Email: denkjc@gmail.com| Find Eric on Instagram: @ericmcmahoncscs or Twitter: @ericmcmahoncscs

This article will examine the physical demands of soccer players and discuss why repeated sprint ability (RSA) is considered highly important in the performance of these athletes.

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

Brett Bartholomew, keynote speaker, performance coach and consultant, best-selling author, and Founder of Art of Coaching™, talks to the NSCA Coaching Program Manager, Eric McMahon, about the importance of communication as a foundation of coaching, understanding the messy realities of leadership, and how reflection can help the profession grow. Find Brett on Instagram: @coach_brettb or Twitter: @Coach_BrettB | Find Eric on Instagram: @ericmcmahoncscs or Twitter: @ericmcmahoncscs

Hear from 2022 NSCA Professional Strength and Conditioning Coach of the Year, Dan Dalrymple. Dalrymple shares insight, advice, and comparisons on working with players at the college and professional levels. He also mentions his special career connection with 2022 NSCA College Strength and Conditioning Coach, Liane Blyn. Tune in as Dalrymple talks to NSCA Coaching and Sport Science Program Manager, Eric McMahon, about professional development for coaches, and how the NSCA played a valuable role throughout his career development. Connect with Dan on Instagram: @dan_dalrymple | Find Eric on Instagram: @ericmcmahoncscs or Twitter: @ericmcmahoncscs

This article applies LTAD principles to guide the process of generating an athletic profile (part 1) and sample program design (part 2) for a middle school athlete and a high school athlete.