This article is the 11th in a continuing series of tactical strength and conditioning (TSAC) research reviews. It is designed to bring awareness to new research findings of relevance to tactical strength and conditioning communities.

Decompressing after a workout, practice, or competition is a beneficial habit that can be achieved through breathing. This article provides an overview of the autonomic nervous system and guidelines for how to use breathing to calm, or balance, the brain and body.

This article addresses emerging research that both supports and refutes betaine’s capacity to promote muscular adaptations.

Learn how strength and power training can help your clients boost production of the hormones that many consider to be the “fountain of youth.”

This article will detail example resistance training and aerobic conditioning sessions that could be used by a female recruit in the lead-up to their academy program.

In addition to standard health, fitness, or sport assessment guidelines, several guidelines exist for the fire service. Since each agency is different in its preferences, capabilities, and philosophies, applying a standard recommendation may not be possible. This article introduces basic decision-making considerations for fire service assessment batteries.

This article explains the importance of educating and supplying firefighters with the right tools for hydration and optimal body composition to safely and effectively execute their job tasks.

This article looks to explain why law enforcement recruits have higher incidences of lower extremity bone stress responses and stress fractures. It also explores injury mitigation pathways to increase the graduation rates among law enforcement academies.

Learn about the new NSCA Strongman Special Interest Group (SIG) from strength and conditioning coach, Heidi Campo. Campo talks with NSCA Coaching and Sport Science Program Manager, Eric McMahon, about her path in strength and conditioning that ran from bodybuilding and powerlifting to becoming a strongman competitor. Campo discusses her experiences spending the winter in Iceland at the “Nest of Giants” with four-time World’s Strongest Man, Magnus Ver Magnusson, and how camaraderie in the sport ignited an even stronger passion for her work as a coach. This episode also discusses how strongman is not just for elite competitors, and how training concepts and methods from the sport can be integrated across all levels of athleticism, multiple sports, and for clients of any age. You can reach out to Heidi on Instagram: @muscleyogi or by email at heidi@coachbta.com| Find Eric on Instagram: @ericmcmahoncscs or Twitter: @ericmcmahoncscs Join the NSCA Strongman Special Interest Group to continue the conversation and learn more.

This article discusses the ratings of perceived exertion (RPE) scales and how to educate older clients to utilize them, as well as how to monitor and safely progress their training intensity.