This article shows how to introduce and apply the sport season model, periodization cycles, and variables of training into the ARFORGEN process. Overtraining, including the signs and symptoms, also is covered.

The purposes of assessment are to gather baseline data and to provide a basis for developing goals and effective exercise programs. Gathering and evaluating the various pieces of information give the personal trainer a broader perspective of the client. The process and the data collected assist the trainer in identifying potential areas of injury and reasonable starting points for recommended intensities and volumes of exercise based on the goals and fitness outcomes.

Discovery Canyon High School’s Sam Melendrez explains how experts in his profession are having a profound impact on youth in sports.

This excerpt from NSCA’s Essentials of Sport Science briefly explains workload and injury risk factors.

Mary Kate Feit, Assistant Professor and Associate Director of Strength and Conditioning at Springfield College, and Adam Feit, Coordinator of Physical and Mental Performance at Springfield College and Assistant Director of Performance Nutrition at Precision Nutrition, talk to the NSCA Coaching Program Manager, Eric McMahon, about being a married couple in the world of strength and conditioning. Topics under discussion include the unique positions they hold at Springfield College, how becoming parents has changed their perspective on coaching, and why diversity is so important for the future of the field. Connect with Mary Kate via email: mfeit@springfield.edu | Find Adam on Twitter: @Adam_Feit or Instagram @aefeit | Find Eric on Instagram: @ericmcmahoncscs or Twitter: @ericmcmahoncscs

This excerpt from Developing Speed describes an agility drill that aims to develop change of direction.

This Kinetic Select excerpt from Developing the Core describes how to perform the medicine ball twist variation as a rotational core movement.

This article provides a sample six-week lumbo-pelvic hip complex strengthening program with the intended goal of improving vertical jumping ability and landing mechanics without the addition of plyometric or jumping/landing drills.

Development of grip strength is often overlooked in traditional resistance training programs, but small program adjustments that target grip strength can be of benefit athletes.

Specificity of training involves an analysis of physiological, anatomical, and psychological needs for an activity. This article explains how to create a well-designed program that takes exercise specificity into account.