This article discusses the background, statistics, mechanisms, timing, dosing, influences, and practical applications for the use of caffeine as an ergogenic aid.

Learn about expanding developmental pathways and career opportunities within Major League Soccer (MLS) in this episode of the NSCA Coaching Podcast. The Charlotte FC Head of Performance, Adam Parr, shares his experience with NSCA Coaching and Sport Science Program Manager, Eric McMahon, including the key relationships between strength and conditioning coaches, sport scientists, and international influences on the growth of soccer within North America. As athletes today become more accustomed to data feedback on their performance, Parr explains the process of effectively embedding technology in the team setting. Listen in to learn more about how you can break into a growing area of the field in professional soccer. You can connect with Adam on Instagram: @aparrfitness or LinkedIn: @adamcparr| Find Eric on Instagram: @ericmcmahoncscs or Twitter: @ericmcmahoncscs

This article is part of 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.

This section from the book, Developing Endurance, gives an overview of how to plan and develop a program for endurance athletes by following four steps.

Determining VO2max can be useful in all areas of health, from potential diagnosis of heart disease in the elderly to measuring peak performance in elite athletes. This article will discuss the physiological limiting factors of VO2max and the role each plays in cardiovascular improvement.

This Personal Training Quarterly article presents alternative ways of teaching the squat technique. Visit NSCA online to read more on exercise science, health, and fitness.

It is time to catch up with 2019 NSCA Assistant Strength and Conditioning Coach of the Year, Ashley Jackson, on her recent career move from the University of Michigan to Texas A&M, as the Assistant Director of Olympic Strength and Conditioning. Jackson talks with NSCA Coaching and Sport Science Program Manager, Eric McMahon, about leadership pathways for coaches and how to gain professional opportunities, from mentorship to earning promotions and taking the next step in your career. This episode explains the importance of the assistant strength and conditioning coach role, not only as a career stepping-stone, but also as an opportunity to practice being both an effective leader and follower. Tune-in and learn more about how you can gain valuable leadership experience, regardless of your current career stage, through involvement with the NSCA. Use this link to look up NSCA Contributor Opportunities and get involved! You can connect with Ashley on Twitter @txstronger| Find Eric on Instagram: @ericmcmahoncscs or Twitter: @ericmcmahoncscs

Brett Bartholomew, keynote speaker, performance coach and consultant, best-selling author, and Founder of Art of Coaching™, talks to the NSCA Coaching Program Manager, Eric McMahon, about the importance of communication as a foundation of coaching, understanding the messy realities of leadership, and how reflection can help the profession grow. Find Brett on Instagram: @coach_brettb or Twitter: @Coach_BrettB | Find Eric on Instagram: @ericmcmahoncscs or Twitter: @ericmcmahoncscs