The catecholamines—primarily epinephrine, but also norepinephrine and dopamine—are secreted by the adrenal medulla and are important for the acute expression of strength and power because the hormones act as central motor stimulators and peripheral vascular dilators to enhance enzyme systems and calcium release in muscle.

The private sector is growing, and so is the competition. With low barriers to entry and clients cycling in and out of programs, you need a strong business strategy to stand out and build staying power. Gini Grimsley draws on her experience across commercial fitness and National Strength and Conditioning Association (NSCA) leadership to address top questions coaches are asking: Where is the smartest place to start? How do you set your rates? How do you grow a client base in a new community? Grimsley distinguishes between being certified and being qualified, noting credentials open the door while applied experience takes you further. She introduces a framework for “periodizing your paycheck,” reverse-engineering income goals into a viable revenue model. Grimsley also outlines how to integrate into established communities and balance hybrid in-person and online coaching. If you are exploring the private sector or refining your approach, gain practical strategies to find your niche and achieve career flexibility. Reach out to Gini on Instagram: @gdotgperiod, LinkedIn: @gini-grimsley-ms-cscs, or by email: trainwithgini@gmail.com | Find Eric on Instagram: @ericmcmahoncscs and LinkedIn: @ericmcmahoncscs Make sure your voice is represented in the profession. Join an NSCA Professional Development Group (PDG) to influence the resources and decisions that impact your segment of the field

OK Coach, So I Got My CSCS; Now What?

Hear from a more than 30-year strength and conditioning coaching veteran in the sport of rugby, Ashley Jones. He talks to NSCA Coaching and Sport Science Program Manager, Eric McMahon, about his progression in the field, beginning in 1988 to his current roles as part of the NSCA Rugby Special Interest Group, Awards and Honors Committee, and Certification Committee. Jones provides insight on the important roles of NSCA Committees in supporting the integrity of the coaching profession. Learn more about the expanded roles of strength and conditioning coaches in non-mainstream sports, like Rugby in North America, while also helping to support skill and game development. This episode also includes great lessons on program planning within the team setting and how to emphasize the “human element” in coaching. You can contact Ashley by email at ashley@ashleyjonesstrengthcoach.com| Find Eric on Instagram: @ericmcmahoncscs or Twitter: @ericmcmahoncscs

Knowing the risks of cold weather training is only half the battle. It is important to be familiar with a proper risk management strategy to help guide decision-making that can enhance safety and exercise performance.

The purpose of this article is to shed light on the most current work that has been done in examining various dietary approaches to improving markers of cardiometabolic health and performance among high-stress occupations, such as firefighters, as well as the need for additional work in this area.

This column will explore specific investigations that evaluate the impact of PA and fitness on mental and physical health outcomes among firefighters and law enforcement officers.

Tobias Jacobi, CSCS,*D, RSCC*D, the Strength and Conditioning Coach at Strong Rock Christian School, talks to the NSCA Head Strength and Conditioning Coach, Scott Caulfield, about his experience transitioning from college to high school strength and conditioning.

Contrary to popular belief, inflammation is the first stage in tissue repair, and it should be viewed and treated as such. This article will explain the physiological process of tendon tissue repair and compare the effects of various responses to tendonitis.

This PTQ article discusses current research examining the relationship between training volume and muscle hypertrophy and provides guidelines for optimizing training outcomes. Visit NSCA online to read more on exercise science and sport performance.