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.

This article reviews the day-to-day operations of a strength and conditioning coach in the collegiate setting and identifies key factors that affect common coaching practices and athletic performance. Development of a dominant coaching style in controlling time, space, flow, and efficiency is examined to avoid problems and unintended negative consequences.

This is an excerpt from NSCA's Essentials of Sport Science by NSCA -National Strength & Conditioning Association, Duncan N. French & Lorena Torres-Ronda.

Athletes have sought out intermittent fasting as a strategy to optimize performance. However, it is important to critically evaluate the research available in order to establish specific recommendations and determine if intermittent fasting is safe or effective.

This article provides a discussion around the evidence on creatine timing and supplementation.

The purpose of this article is to give an overview and theoretical framework on the concept of periodized nutrition—with an emphasis on adequate carbohydrate intake to enhance performance.

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.

By gathering information about potential risk factors associated with basketball injuries, strength and conditioning coaches can create individualized programs to help keep their basketball athletes healthy and performing at the best of their abilities.

The effects of alcohol on athletic performance vary depending on quantity, demographics, and type of exercise, making it difficult to determine specific recommendations. From an athletic performance standpoint, the acute use of alcohol can influence motor skills, hydration status, aerobic performance, as well as aspects of the recovery process.

Learn about pursuing strength and conditioning roles from father and son, Joe Kenn and Peter Kenn. Joe “Big House” Kenn brings perspectives on program leadership from over 35 years in the strength and conditioning profession. Joe’s son Peter, a recent graduate in the field and Assistant Strength and Conditioning Coach at United States Military Academy West Point, shares his story of learning the profession from a young age with his dad coaching in the National Collegiate Athletic Association (NCAA) and National Football League (NFL). Tune in to hear dinner table conversation, as Joe and Peter connect with NSCA Coaching and Sport Science Program Manager, Eric McMahon, in an episode that bridges coaching generations. Find Joe on Instagram: @bighousepower or Twitter: @bighousepower | Find Peter on Instagram: @peterkenn1 or Twitter: @peterkenn1 | Find Eric on Instagram: @ericmcmahoncscs or Twitter: @ericmcmahoncscs