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.

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,

Hunter Schurrer, Contracted Human Performance Specialist for Fort Lewis Washington 1st Special Forces Group talks to the NSCA Head Strength and Conditioning Coach, Scott Caulfield, about Coach Schurrer’s experience working with collegiate athletes, his mentors at the beginning of his S&C career, and his transition from D1 athletics to Tactical Strength and Conditioning. Topics under discussion include coaching colligate athletes, transitioning to the tactical setting, and training special forces groups.

Mike Caro, Head Strength and Conditioning Coach at Emory and Henry College and chairperson of the College Coaches Special Interest Group, talks to the NSCA Head Strength and Conditioning Coach, Scott Caulfield, about his journey from National Association of Intercollegiate Athletics (NAIA) athlete to head strength and conditioning coach, with limited resources, but an eagerness to succeed. Topics under discussion include internship experiences, interviewing for jobs, and special interest groups.

Mike Minnis, Director of Performance Nutrition and Assistant Strength and Conditioning Coach for the Philadelphia Eagles National Football League (NFL) team, talks to the NSCA Coaching and Sport Science Program Manager, Eric McMahon, and guest co-host Jon Jost, a 27-year veteran collegiate strength and conditioning coach and Gatorade’s Team Sports Manager. This Gatorade Performance Partner Special Episode, highlights “The Power of Mentorship” and the importance of building quality relationships as the foundation of meaningful mentor and mentee experiences. Find Mike on LinkedIn: Mike Minnis, Twitter: @MMinnis89, or Instagram: @MMinnis89 |Find Jon via email: jonathan.jost@pepsico.com | Find Eric on Instagram: @ericmcmahoncscs or Twitter: @ericmcmahoncscs

Flexibility training is important because of the role that flexibility plays in improving movement performance and reducing the opportunity for injury. Learn more about the role of flexibility training in this exclusive excerpt from the book NSCA's Essentials of Personal Training, Second Edition, published by Human Kinetics.

Duncan French, Vice President of Performance at UFC Performance Institute, and Bo Sandoval, Director of Strength and Conditioning, talk to the NSCA Head Strength and Conditioning Coach, Scott Caulfield, about how they holistically support around 570 Ultimate Fighting Championship (UFC) athletes and push the boundaries of the UFC Performance Institute in Las Vegas. Topics under discussion include staying open to new ideas and perspectives, being adaptable as a coach, and the different ways they support their athletes. Find Duncan on Twitter: @DuncanFrench or Instagram: @dr_duncan_french | Find Bo on Twitter: @olystrength or Instagram: @bo.sandoval | Find Scott on Instagram: @coachcaulfield

This TSAC Report article examines the primary risk factors contributing to shoulder pain in tactical athletes and provides evidence-based rehabilitation strategies. Visit NSCA online to learn more about exercise research for tactical athletes.

Coaching staffs need to be mindful of how groups are formed for training, who the leaders are, and what group norms are established across the different combinations of athletes training.

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