Flexibility training is important because of the role that flexibility plays in improving movement performance and reducing the opportunity for injury. Learn more about the role of flexibility training in this exclusive excerpt from the book NSCA's Essentials of Personal Training, Second Edition, published by Human Kinetics.

This article explores the critical role of nutrient timing in optimizing energy levels, supporting recovery, and enhancing overall physiological responses.

The purpose of this article is to address the key elements when designing a training program for firefighters, provide evidence for utilizing circuit training, and suggest recommendations on how to incorporate circuit training into the training program.

This article discusses how high-intensity interval training may be an effective metabolic training method for soldiers trying to maintain physical preparedness during deployment.

The purpose of this article is to help provide recommendations of overall recovery modalities for tactical athletes.

This article aims to provide a good understanding of sleep health and the way it affects high performance populations.

In this article, Mike Nelson addresses two stubborn myths associated with increased protein intake and negative effects: kidney issues and bone loss.

This article focuses on exercises that strengthen the gluteal muscles for abduction to help reduce knee pain in full range of motion and promote proper movement in the primary knee joints.

This article gives readers a personal insight into the qualities that a successful and credible personal trainer should have.

There's risk in every business, but fitness professionals can often face higher risk than most. While personal trainer insurance can offer solid protection, fitness professionals can best protect themselves by understanding the fundamentals of risk management as they apply within the realm of sports and fitness. In this article, global insurance firm Integro Entertainment & Sports offers tips on how to best protect yourself and your business, defines common insurance terms, and provides an overview to understanding insurance conditions.