The purpose of this article is to discuss the different opinions regarding the validity of early sport specialization as opposed to diversification, specifically the effect these two methods have on injuries, motor development, skill acquisition, and social and psychological aspects.

This article encompasses some of the necessary experience, education, certifications, and personal development needed to become a strength and conditioning coach.

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

Dr. Lorena Torres Ronda, co-editor of the new NSCA’s Essentials of Sport Science textbook, talks to the NSCA Coaching and Sport Science Program Manager, Eric McMahon, about creating the textbook and how the Certified Performance and Sport Scientist® (CPSS®) certification will benefit the field. Topics under discussion include the use of technology in sport and the specific role that strength coaches play in supporting better performance and recovery decisions. Find Dr. Lorena Torres Ronda on Twitter: @lorenatorres07 | Find Eric on Instagram: @ericmcmahoncscs or Twitter: @ericmcmahoncscs

Richard Howell, Head Strength and Conditioning Coach for the Indianapolis Colts National Football League (NFL) team, talks to the NSCA Coaching Program Manager, Eric McMahon, about his impressive 21 years with the organization. Topics under discussion include going from pre-medical to strength coach, building relationships with athletes and staff members, and how technology provides hard numbers for sport coaches to understand stress management. Connect with Richard through email: Richard.howell@colts.nfl.net | Find Eric on Instagram: @ericmcmahoncscs or Twitter: @ericmcmahoncscs

Night after night, Cirque du Soleil’s performing arts athletes defy gravity and expectations — executing elite-level feats across 480 shows annually. Maintaining peak performance requires more than talent; it demands strategic preparation, adaptability, and trust. Channeling backgrounds in dance and martial arts, married coaching duo Mike and Jade Esmeralda bring a philosophy of continuous improvement to Cirque’s collectivistic infrastructure. Preparing performers with diverse training experiences, they connect on an artistic level to balance readiness with creative expression. From applying RAMP (Raise, Activate, Mobilize, Potentiate) warm-ups for mitigating injury risk to tactical load carriage insights for LED costumes, the Esmeraldas leverage parallels across high-performance environments. Strategies for Cirque’s “valuable human artistic assets” must enhance durability, manage load, and support longevity in an unpredictable, physically — and psychologically — demanding profession. Jade’s evidence-based journalism also combats social media misinformation. Discover how they adapt daily, build buy-in across cultures, and redefine training for a one-of-a-kind population. Connect with Mike Instagram: @m.b.esmeralda, and LinkedIn: @michaelesmeralda, and Jade on Instagram: @jadesmeralda_ | Find Eric on Instagram: @ericmcmahoncscs and LinkedIn: @ericmcmahoncscs Discover more stage-specific strategies in the NSCA Performing Arts Special Interest Group on LinkedIn. See some of these impressive feats mentioned in this episode performed by Cirque du Soleil athletes on Instagram at @cirquedusoleil and @cirquedusoleilcasting.

Lyndie Kelley, Coordinator of Strength and Conditioning at the University of New England (UNE), talks to the former NSCA Head Strength and Conditioning Coach, Scott Caulfield, about her journey from athlete to strength coach at UNE. Topics under discussion include coaching and mentoring a variety of athletes and students, finding creative solutions for things and being resourceful at the Division III level, and having a fully integrated team from the athletic staff all the way to the non-athletic administration. Find Lyndie on Instagram: @noreaster_strength | Find Scott on Instagram: @coachcaulfield

Drew Hammond, Army Holistic Health and Fitness (H2F) Program Director at Fort Bragg, talks to the NSCA Coaching and Sport Science Program Manager, Eric McMahon, about differences between tactical and collegiate strength and conditioning. Topics include the Army H2F Program, tactical athlete programming, and how to pursue military strength and conditioning positions. Find Drew on LinkedIn: Drew Hammond | Find Eric on Instagram: @ericmcmahoncscs or Twitter: @ericmcmahoncscs

This article provides a brief overview of literature where regional hypertrophy was reported. It also discusses the basic science and application of regional hypertrophy training.

The purpose of this article is to address the key elements when designing a training program for firefighters, provide evidence for utilizing circuit training, and suggest recommendations on how to incorporate circuit training into the training program.