Job descriptions, schedules, personal responsibilities, and physical training experience are all factors that should be taken into account when designing a unique and specialized training program for tactical athletes.

This section from the book, Developing Endurance, gives an overview of how to plan and develop a program for endurance athletes by following four steps.

The National Strength and Conditioning Association (NSCA) announces the results of its 2025 Elections, as selected by NSCA Members

This article describes how introduction of evidence-based practices requires today’s fitness professional to raise the bar of his or her education and analytical experience by actively and consistently using techniques of research in order to perform their job as a fitness professional.

The goal of this article is to understand contralateral and ipsilateral loading, how to set-up loaded carries, electromyography activity during exercises, and how to apply these exercises into the strength training program.

This article briefly explores some current research that has important implications for improving the readiness and lethality of military personnel.

This article in PTQ 11.4 shares the latest fitness news to provide personal trainers with strategies for perimenopausal clients. Visit NSCA online to read articles on exercise science and fitness.

Tom Williams’ journey to Head of Performance and Sport Science for Major League Soccer (MLS) powerhouse, the Los Angeles (LA) Galaxy, began at a crossroads: pursue traditional coaching or medical pathways. As a soccer “Swiss Army knife,” he embraced early sport science alongside coaching, building a career defined by collaboration and innovation. At the Galaxy, Williams is part of a web of support that uses rich data storytelling tailored to stakeholders and players, guiding decisions and infusing value in every encounter. This system drives their three key pillars: winning championships — including their recent record-breaking sixth MLS Cup — developing a robust academy pipeline, and leading innovation. In MLS’s “cultural melting pot,” Williams balances diverse backgrounds and short-term demands like fixture congestion while employing sustainable long-term strategies. With a unique full-time cognitive department and creative approaches like dodgeball warm-ups, he combines trust and ingenuity to elevate performance and presents a blueprint for those exploring emerging sport science. Reach out to Tom on LinkedIn: @tom-williams and X/Twitter: @Williams26Tom | Find Eric on Instagram: @ericmcmahoncscs and LinkedIn: @ericmcmahoncscs Did you know MLS has a newly mandated Certified Performance and Sport Scientist® (CPSS®) role? Engage with NSCA’s Pro Sport Partner, the Professional Soccer Performance Association (PSPA), on social media to learn more: Instagram: @pspa_performance X/Twitter: @PSPA_perform LinkedIn: @professional-soccer-performance-association

This article in PTQ 11.4 shares content on exercise programs for seniors. Visit NSCA online to read articles on fitness news, personal training and more.

Fitness testing uses a battery of protocols recognized by the scientific community as both reliable and valid, and it measures important fitness constructs such as aerobic endurance, muscular strength, muscular endurance, power, agility, flexibility, and balance.