The purpose of this article is to provide an introduction to contrast training, including how it is defined, what variables are utilized, and examples of how to use it in training.

The purpose of this article is to present normative data that has been previously collected for the 75PR, use the data to create informed training practices, and support the need for further research of this particular topic in law enforcement.

Tex McQuilkin, Director of Training and Education at Power Athlete talks to the NSCA Head Strength and Conditioning Coach, Scott Caulfield, about Coach McQuilkin’s work at power athlete, his athletic background, and his start into Strength and Conditioning. Topics under discussion include: Power Athletes education program, Coach McQuilkin’s experiences working with athletes, his GA position,

The playing field has changed in collegiate athletics, but Kaz Kazadi knows the keys to longevity. Get to know the Texas Christian University (TCU) Assistant Athletic Director of Football Human Performance, renowned for his ability to inspire athletes. Follow his roots from the Democratic Republic of Congo (DR Congo) to playing for the National Football League (NFL) Los Angeles Rams — later becoming a “roaming gladiator” in the Canadian Football League (CFL) and NFL Europe to secure tenure. As a leader in the weight room, strength and conditioning was a natural transition. He recalls choosing a graduate assistantship to embody his “long money” philosophy of purpose-driven education, networking, and positivity. Kazadi compares new Name, Image, and Likeness (NIL) policies to free agency and talent acquisition versus recruiting. Additionally, he drills decision-making and delayed gratification as players transition into adulthood. He concludes with advice for creating a coaching network and career vision. Connect with Coach Kaz by email: kaz.kazadi@tcu.edu | Find Eric on Instagram: @ericmcmahoncscs and LinkedIn: @ericmcmahoncscs

Repeated sprint ability (RSA) may be one of the most important factors to consider when developing strength and conditioning programs for high-intensity repeated sprint sports. In this session from the NSCA’s 2016 Coaches Conference, Ernie Rimer reviews the latest science behind RSA, compares the pros and cons of RSA protocols performed in the laboratory and in the field, and suggests methods to improve RSA.

Matthew Ibrahim, Co-Owner of TD Athletes Edge, talks to the NSCA Coaching and Sport Science Program Manager, Eric McMahon, about using setbacks as a learning opportunity. Topics under discussion include creating a holistic approach to a client’s training by collaborating with other professionals, and the importance of deceleration technique and eccentrics in his programs for skill acquisition. Find Matthew on Instagram: @matthewibrahim_ | Find Eric on Instagram: @ericmcmahoncscs or Twitter: @ericmcmahoncscs

Ryan Metzger, Senior Assistant Strength and Conditioning Coach for Clemson University, talks to the NSCA Coaching Program Manager, Eric McMahon, about their internship program going virtual amidst the pandemic to provide young strength coaches the education they need to grow despite the lack of in-person training. Topics of discussion also include early sport specialization and burnout, as well as being a role model for female athletes. Find Ryan on Instagram: @clemsonolystrength or @coach_metz | Find Eric on Instagram: @ericmcmahoncscs or Twitter: @ericmcmahoncscs

The variables of an NBA season constantly change, which requires strength and conditioning coaches to adjust accordingly. The success of a program is often influenced by the coach’s ability to combine strength and conditioning principles with common sense and the ability to adjust to the schedule.

This article discusses how high-intensity interval training may be an effective metabolic training method for soldiers trying to maintain physical preparedness during deployment.

This excerpt from NSCA’s Essentials of Sport Science highlights the importance of quantifying training load for both programming and monitoring an athlete’s progression or regression over time.