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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.
In order to ensure consistent and accurate results, coaches must take certain steps to ensure proper data collection. It is also important to establish sound protocols prior to testing.
CoachesOrganization and AdministrationTesting and Evaluationtesting for sports performancehow to test agilityspeed testingagility testing
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 article summarizes current populations and descriptions of sedentariness and deconditioning, and offers practical considerations for personal trainers working with these behaviors.
Personal trainersProgram designClient Consultation|AssessmentDeconditioningSedentary ClientsSedentarinessClient Behaviors
This Kinetic Select from NSCA’s Essentials of Personal Training, Second Edition gives a brief overview of respiratory adaptations, and how aerobic interventions of duration and intensity can be used for specific adaptations for endurance training.
Personal trainersCoachesExercise ScienceProgram designAdaptationsRespiratory AdaptationsDurationIntensityEndurance Training
The catecholamines—primarily epinephrine, but also norepinephrine and dopamine—are secreted by the adrenal medulla and are important for the acute expression of strength and power because the hormones act as central motor stimulators and peripheral vascular dilators to enhance enzyme systems and calcium release in muscle.