This excerpt briefly discusses components of interval workouts, including recommended volume and intensity, to increase overall endurance in athletes.

Knowing when to train and how much time to devote to training each of the three energy systems is an important ingredient of success in endurance sports. This knowledge is also reflected in a well-designed and scientifically-based training plan.

This article details an example assessment battery that could be used to measure the relative health and fitness of community service officers (CSO) within the context of similar populations.

This article in PTQ 11.4 shares content on exercise programs for seniors. Visit NSCA online to read articles on fitness news, personal training and more.

This NSCA Coach article examines the effectiveness of cupping therapy and assesses whether its benefits are evidence-based. Visit NSCA online to read more on athletic performance and sports recovery.

This article will present exercise programming considerations for seniors who use a walker and provide an example client profile to demonstrate how these considerations can be applied to clients using a walker.

Soldiers must be physically prepared to meet a broad range of challenges. This article is designed to help identify risks and discuss recommended strategies to implement in order to minimize those injury risks at the company, commander, and soldier level.

This article highlights four non-traditional calf exercises that can immediately be used in strength programs for improving calf strength while also increasing ankle dorsiflexion mobility.

The aim of this article is to review the research into the knowledge of personal trainers, their misconceptions, and to provide evidence-based strategies to help correct any misconceptions.

Alex Calder, Head of Sports Science for the Houston Dynamo Major League Soccer (MLS) team, talks to the NSCA Coaching and Sport Science Program Manager, Eric McMahon, about sports science data driving better decisions on and off the field. Topics under discussion include the importance of traditional strength training for soccer players, as well as, the variety of strength and conditioning opportunities there are to gain experience from at the high school, college, private, and professional level of sports. Find Alex on Twitter: @calder_05 or Instagram: @calder_05 | Find Eric on Instagram: @ericmcmahoncscs or Twitter: @ericmcmahoncscs