This excerpt from Strength Training, Second Edition briefly details hormones and their role in the human body.

The primary focus of this article is to provide personal trainers with an evidence- and practice-based approach to exercise selection and implementation in those with low back pain.

The purpose of this article is to present a brief review of research on the safety and efficacy of caffeine used by athletes participating in anaerobic-dominant sports.

This article discusses the balance between muscle protein synthesis (MPS) and muscle protein breakdown (MPB) to help individuals better achieve their goals in muscle hypertrophy.

This NSCA Coach article provides a framework for strength and conditioning professionals to support athletes in accessing appropriate mental health services. Visit NSCA online to read more on mental health and sport performance.

Hear from Lacey Jahn, Head Strength and Conditioning Coach for the United States Marine Corps East School of Infantry. Jahn shares her unusual path into strength and conditioning with NSCA Coaching and Sport Science Program Manager, Eric McMahon, including stops in curriculum development and working as a lifeguard. Learn more about tactical strength and conditioning jobs, athletic qualities as they relate tactical performance in the military, and the how to approach attending strength and conditioning education events as a young coach. You can reach out to Lacey on Instagram: @laceylyrla | Find Eric on Instagram: @ericmcmahoncscs or Twitter: @ericmcmahoncscs

This article in NSCA Coach discusses how machine-based testing can be used to gather data and improve training. Visit NSCA online to learn more on sports science and exercise research.

This NSCA Coach article aims to equip coaches, athletic trainers, and support staff with the knowledge and tools necessary to manage REDs among college athletes. Visit NSCA online to read more on mental health and sport performance.

This article presents information about assessing speed and agility in a controlled environment with a test that is similar to the actual demands of a specific sport.

In this career series article, developing personal training skills to train special populations is discussed; it includes starting out as a novice through the expert level.