Two factors that determine running speed are stride cadence and stride length. Because athletes propel themselves forward only when their foot is in contact with the ground, the stance phase of the running stride should be the focus of speed enhancement programs.

Physical assessments have evolved as a result of developments in scientific research, equipment loads, operational environments, and doctrine.

Boyd Epley, founder of the National Strength and Conditioning Association (NSCA) and one of the most decorated strength coaches of all time, talks to the NSCA Head Strength and Conditioning Coach, Scott Caulfield, about how the NSCA was founded, how Coach Epley talked Nebraska into letting him weight train all football athletes (most of whom never lifted before), and growing the profession for female strength and conditioning coaches.

All sports nutrition professionals should be able to answer basic nutrition questions. However, athletes with complex nutrition issues should be referred to the appropriate resource as explained in this book excerpt.

The National Strength and Conditioning Association is dedicated to ensuring the safety of young athletes through the education and promotion of best-practices when training on the field and in the weight room. The Strength of America Award™ honors schools that exhibit the highest standards in the safety and success of young athletes.

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

Josiah Igono, Director of Peak Performance for the Texas Rangers Major League Baseball (MLB) team, talks to the NSCA Coaching and Sport Science Program Manager, Eric McMahon, about what defines performance. Topics under discussion include the importance of coaching mental skills, diversifying your skillsets as a coach, and leaving a legacy. Find Dr. Igono on Instagram: @josiahigono or Twitter: @JosiahIgono | Find Eric on Instagram: @ericmcmahoncscs or Twitter: @ericmcmahoncscs

The purpose of this article is to provide some actionable topics for communication that can increase the frequency and effectiveness of communication for strength coaches with their sport coaches.

The career path of a personal trainer inherently presents a certain amount of instability and unpredictability, but this does not have to last. There is no reason that personal trainers cannot make great money, afford health insurance, save for retirement, and create more freedom in their lives.

This article explores the possible causes of low back pain, as well as three potential strategies that a personal trainer may use to work with someone dealing with low back pain.