By understanding the differences between features, benefits, and results, along with how they impact current or potential clients, personal trainers can separate themselves from the rest of the pack and ensure long-term success of their business.

This article will discuss why it is important for first responders to have abdominal and lumbo-pelvic strength in relation to movements and tasks in their specific jobs. A list of possible exercises and implementation are also included.

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 describes two different methods for testing core muscle power. Both of the described methods utilize medicine ball throws.

This article breaks down periodization into sequencing and integrating training factors to optimize training outcomes.

The loading intensity a person chooses depends on his or her goals and training status (i.e., whether the person is a trained athlete or a sedentary individual). Ultimately, the number of repetitions you can perform at a given intensity or load determines the effects of training on strength develop.

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

Regarded as a sport science advocate in Major League Soccer (MLS), follow David Tenney’s journey from sport coach to High Performance Director at Austin Football Club (FC). Tenney and NSCA Coaching and Sport Science Program Manager Eric McMahon begin by discussing increases in MLS staff and embracing the overlap between coaching and performance science staff. Tenney reflects on how experienced coaches often evolve toward mentorship, finding balance between “leader” and “practitioner.” The pair examine the new MLS-mandated performance scientist position, which requires the Certified Performance and Sport Scientist® (CPSS®) credential. Created to standardize the role and responsibilities, MLS performance scientists leverage data from GPS and force plates into effective and ethical takeaways. As President of the emerging Professional Soccer Performance Association (PSPA), Tenney shares his goals to create a network, gain representation, and increase credibility. Tenney and McMahon also explore the robust MLS developmental pipeline, interviewing strategy, and early career advice. Connect with David on Twitter/X: @davetenney or LinkedIn: @david-tenney | Find Eric on Instagram: @ericmcmahoncscs or LinkedIn: @ericmcmahoncscs For a deeper look into sport science, explore career trends and how to leverage the CPSS certification into new career opportunities. Discover your next job or internship on the NSCA Job Board. This episode discusses David Tenney’s PhD dissertation, An Exploration of the Leadership Competencies Required for High-Performance Directors in North American Professional Sports Organizations, which includes interviews with NFL, NBA, MLB, NHL, and MLS leaders.

This article presents two football-specific speed drills in detail—the single-leg box explosion and the mountain climber.