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.

Understand why the strength and conditioning basics work, how they work, and how they elicit the desired performance outcomes. In this session from the 2016 TSAC Annual Training, Brandon Stone identifies buzzwords like mental toughness, work capacity, and regeneration, as well as how those are integrated into training the program at the 10th Special Forces Group (Airborne).

Learn optimal setup, execution, and landing mechanics to maximize power output and to best prepare the joint structures to tolerate greater stresses later in training. In this session from the NSCA 2016 TSAC Annual Training, Loren Landow identifies progressions based on competency and ability—from low amplitude, bilateral jumps to single-leg deceleration drills.

All stressors affect training, Dr. Bryan Mann says in this lecture from Coaches Conference 2015. No matter the source of the stress - strength training, conditioning, classes, relationship or family - stress is systemic within the body. As a result, it is critical to monitor the stress load on your athletes to ensure maximal results, and it's easy to do - all you need is a pencil and paper.

This article presents information about assessing speed and agility in a controlled environment with a test that is similar to the actual demands of a specific sport.

In this lecture from the NSCA's 2014 National Conference, Trent Herda talks about using supplementation to build muscle mass. He discusses protein, the impact of resistance training, what data is currently available, and introduces some newer supplements.

Ryan Metzger, Senior Assistant Strength and Conditioning Coach for Clemson University, talks to the NSCA Coaching Program Manager, Eric McMahon, about their internship program going virtual amidst the pandemic to provide young strength coaches the education they need to grow despite the lack of in-person training. Topics of discussion also include early sport specialization and burnout, as well as being a role model for female athletes. Find Ryan on Instagram: @clemsonolystrength or @coach_metz | Find Eric on Instagram: @ericmcmahoncscs or Twitter: @ericmcmahoncscs

In this session from the NSCA’s 2016 Personal Trainers Conference, Vance Ferrigno teaches how the body moves in spherical three dimensional space and how to apply fun and innovative speed, agility, and quickness drills to enhance total movement quality.

In this session from the 2019 NSCA National Conference, Gary Boros, Associate Director of Sports Performance at the University of Denver, and Chris Jarmon, Sport Performance Coach at Landow Performance, discuss the understanding of the science and research behind blood flow restriction (BFR); connects research insights in performance, rehabilitation, and general fitness; and discerns the ideal use cases, equipment, and training protocols for BFR.

Static and dynamic conditioning of the core musculature is important in activities of daily living and in sport. This book excerpt includes sample static exercises to strengthen the core muscles responsible for stabilization against, or movement through, the four basic movement patterns.