This article briefly explains different squat variations, as well as how they differ from a physics and biomechanics standpoint.

This book excerpt is an overview of the fundamentals to sprinting mechanics and technique. It also covers starting, acceleration, drive phase, recovery phase, and deceleration.

This article provides essential guidelines for athletes beginning a strength and conditioning program that ensures safety and productivity of the training sessions.

This article seeks to provide personal trainers with eight brief modifications that clients can benefit from if they suffer from both acute and chronic lower back pain (LBP).

This excerpt from Developing Power breaks down the step-by-step technique to a power clean from the hang position.

Athletes in field and court sports require reactive agility—they must accelerate, decelerate, and change direction in a constantly changing environment. These requirements result in technical differences between sprinting in a field or court sport and sprinting the 100-m.

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 provides eight important considerations when designing a program to optimally build the glutes.

Robert Linkul presents, "Developing a Career as a Certified Personal Trainer"

This article will analyze and compare squats with different loading positions to draw out practical applications for the personal trainer.