The purpose of this article is to discuss creatine supplementation for athletes by addressing supplementation for athletic performance, recovery, cognition, brain function, safety, contraindications, and other special considerations.

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

Although it may be possible to increase skeletal muscle levels of carnitine by combining it with relatively large amounts of carbohydrates repeatedly throughout the day, or by taking it with choline, there is limited data that shows that carnitine is a fat-burner that results in significant reductions in fat mass.

This article discusses lactate testing as a cost-effective alternative way to create advanced exercise prescriptions, as well as opening the possibility of being a new biomarker of metabolic health for personal trainers.

Herbs, spices, and other whole foods contain bioactive substances that can purportedly improve health and performance in a variety of ways from increased metabolism, antioxidant activity, gastrointestinal health, greater neurotransmitter production, and more. In this session from the NSCA 2015 Personal Trainers Conference, Dr. Carwyn Sharp describes and defines nutraceuticals and functional foods, issues of potency and standardization, their potential uses for health and performance, future directions, and current trending products.

This Personal Trainers Quarterly article presents protein dosing strategies to maximize wellness for the aging population. Visit NSCA online to read more on nutrition, health, and wellness.

The ketogenic diet, while controversial and a highly polarizing subject, has demonstrated promise as an alternative dietary strategy for weight management.

Protein is a staple in the diet of resistance training individuals looking to maximize strength and hypertrophy adaptations. This article reviews the quality of plant-based and animal-based proteins, and what proteins are right on an individual basis.

This article will explain the interference effect and provide a rationale for why low-intensity steady-state (LISS) cardiovascular training may be a useful tool for those interested in improving their body composition.

The purpose of this article is to help both personal trainers and clients with seven main concepts within exercise physiology that will improve training effectiveness and assist in explaining the body’s response to exercise.