This article briefly explains the two principles necessary for muscle growth.

This article briefly reviews the importance of the stretch-shortening cycle in power production.

This excerpt from Developing Power explains how to use bands for variable resistance training.

NSCA Tactical Program Managers, Jason Soileau (Military) and Mandy Nice (Public Safety), talk to the NSCA Coaching and Sport Science Program Manager, Eric McMahon, about supporting those in the tactical professions over the course of their careers. Topics under discussion include the U.S. Army Holistic Health and Fitness (H2F) program and developing a new tactical strength and conditioning program tool kit for public safety agencies. Find Jason and Mandy on Facebook: NSCA Tactical Strength and Conditioning SIG | Find Eric on Instagram: @ericmcmahoncscs or Twitter: @ericmcmahoncscs

This excerpt from Developing the Core briefly defines closed- and open-chain exercises and their respective roles in training.

This Kinetic Select from Developing the Core reviews the effects of muscle activity when performing exercises on unstable surfaces.

This excerpt from Developing Agility and Quickness aims to provide a snapshot of programming volleyball-specific agility and quickness sessions.

This excerpt from Strength Training, Second Edition provides insight into how resistance bands and cords can be used for a variety of training methods.

This excerpt briefly describes key aspects of this nonessential amino acid including its effect on the body, efficacy, and adverse effects.