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Notice: The NSCA website is scheduled to undergo system maintenance from 12:00 AM - 2:30 AM EST. During this time, there may be short service interruptions across the site and some parts of the site may not be accessible. We apologize for any inconvenience while we work to improve the website experience and security.

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(41 found)

Speed – Learned Skill or Genetic Trait?

January 14, 2022

Article Members Only

The purpose of this article is to examine components that affect speed to determine the degree that speed is governed by skill versus genetic factors.

Coaches Exercise Science Speed Genetics Fiber Type Neural Fatigue Genetic Expression

Carnitine—Effective Fat-Loss Supplement

January 1, 2015

Article Members Only

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.

Personal trainers Exercise Science Nutrition how to lose weight carnitine best weight loss methods weight loss supplements

Developmental Model for Prospective Male and Female US Air Force Special Warfare Candidates: Part 1 – Background

May 12, 2023

Article Members Only

This article seeks to explain the differences between males and females in training and adaptations, as well as provide actionable guidelines to improve performance.

TSAC Facilitators Exercise Science Program design Special Warfare Air Force Body Mass Load Carriage Endurance

A Personal Trainer’s Guide to the Aspiring Bodybuilder

March 8, 2024

Article Members Only

This article will discuss the balance between what an aspiring bodybuilder may expect from a personal trainer, what a personal trainer is able to provide, and how a personal trainer can be a valuable asset towards the aspiring bodybuilder’s development.

Personal trainers Exercise Science Nutrition Program design Body Building Protein Personal Trainer Physique Hormones

Pre-Workout Supplements – An Evidence - Based Guide

November 8, 2024

Article Members Only

The aim of this article is to provide an overview of the research on multi-ingredient pre-workout supplements (MIPS) and help practitioners become educated consumers when evaluating the various formulas and products on the market for making recommendations to clients or athletes.

Personal trainers Nutrition Citrulline Creatine Beta-Alanine Third-Party Testing Caffeine Pre-Workout Supplements

Building a Balanced and Symmetrical Physique – Is Regional Hypertrophy Possible?

June 3, 2022

Article

This article provides a brief overview of literature where regional hypertrophy was reported. It also discusses the basic science and application of regional hypertrophy training.

Personal trainers Exercise Science Program design Hypertrophy Exercise Selection Resistance Training Range of Motion Pennation Angle

Betaine as an Ergogenic Aid

July 1, 2013

Article Members Only

This article addresses emerging research that both supports and refutes betaine’s capacity to promote muscular adaptations.

Coaches Nutrition muscle supplements ergogenic aids Betaine supplementation

Using Red Light Therapy for Fat Loss – An Evidence-Based Guide

May 30, 2025

Article Members Only

The purpose of this article is to provide fitness professionals with best practices on creating a program that uses red light therapy to aid in weight loss and weight management.

Personal trainers Exercise Science Nutrition Program design Nutritional Therapy Photobiomodulation (PBM) Cellular Mechanism Wellness Programs Nutritionist Weight Loss Resistance Training Red Light Therapy

Strength Training for the Aging Exerciser - Benefits, Considerations, and Program Design Tips

April 21, 2025

Article Members Only

This article dives into the extensive benefits of strength training for aging exercisers, emphasizing its positive effects on muscle mass, bone density, balance, and metabolic health.

Personal trainers Exercise Science Program design Organization and Administration Testing and Evaluation Client Consultation|Assessment Workout Recovery Functional Fitness Balance Exercises Injury Prevention Vitality Sarcopenia Aging Exercisers

Optimizing Athletic Performance – The Role of Red and Infrared Light Therapy in NCAA Strength and Conditioning

June 3, 2025

Article Members Only

This article will explore the wide-ranging benefits of photobiomodulation therapy (PBM), specifically in the context of NCAA athletes, and how it has the potential to become a vital tool.

Coaches Exercise Science Program design Testing and Evaluation Client Consultation|Assessment Photobiomodulation (PBM) NCAA Athlete Mitochondrial activity delayed onset muscle soreness (DOMS) endurance muscular recovery RILT

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