Although most resources on program design review the foundational scientific principles of training, they often fail to provide practical strategies that strength and conditioning professionals need in order to apply these principles successfully. To help bridge the gap between science and application, this article provides a simple and practical, step-by-step system for applying the scientific principles of training into the program design process.

The constant presence of technology can train the mind to be in a constant state of reactivity and unease. Personal trainers can help their clients improve performance by teaching them how to focus.

In the first of a two part series, this article will briefly highlight the main components of a needs analysis and apply it to the context of soccer.

Many personal trainers work with clients who are dealing with musculoskeletal pain that has negative consequences both on the client’s ability to exercise and their activities of daily living. This article discusses the different types of pain, and describes targeted approaches for training clients with persistent musculoskeletal pain.

Not all diets are appropriate for every population and this is especially true of an athlete who is expected to train and perform at a high level. Learn about the negatives of fad diets, potential pitfalls, and realistic dietary guidelines for athletes.

This article discusses the idea of Confucian adaptability as a framework for cultivating interpersonal skills for personal trainers.

This article is from the perspective of the Battalion Commander, 1st Tank Battalion, in an effort to share with other TSAC-F what did and did not work while implementing the Marine Corps’ Force Fitness program.

Periodization of training is based on the principle that different loads (e.g., light, moderate, or heavy) or power requirements recruit different types and numbers of motor units. Recruitment order is important from a practical standpoint for several reasons.

Periodization of training is based on the principle that different loads (e.g., light, moderate, or heavy) or power requirements recruit different types and numbers of motor units. Recruitment order is important from a practical standpoint for several reasons.

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