(1,001 found)
Common Medications that Lifters Over 40 Take, and How they Affect Exercise and Nutrition
October 30, 2020by Igor Klibanov
This article aims to offer guidance on the effects of certain medications, as well as help personal trainers and their clients in the consultation process with qualified physicians and pharmacists.
Personal trainers Nutrition
What Types of Protein are Best for Resistance Training Athletes?
March 4, 2019by Michael A. Nelson
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.
Personal trainers TSAC Facilitators Coaches Exercise Science Nutrition
Protein and Amino Acid Requirements for Elderly Clients
July 25, 2025by Michael Turley, and David Larson, DHSC, MBA, MS, CSCS, PN2
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.
Personal trainers Exercise Science Exercise Technique Program design Client Consultation|Assessment Basic Pathophysiology and Science of Health Status or Condition, Disorder, or Disease Professional Development
Benefits and Risks of Caffeine Ingestion for Anaerobic-Dominant Athletes
January 14, 2023by Dr Charles William Burrage Jr, EdD, CSCS
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.
Coaches Nutrition
Melatonin Supplementation in Adults – Is it Safe and Effective?
June 14, 2021by Dr Carmine R. Grieco III, CSCS,*D
A client asks you about melatonin, are you prepared to answer? This article explores the efficacy and safety of supplemental melatonin as a sleep aid in adults.
Personal trainers Nutrition
Nutrition Research Column – Unlocking the “Pink” Competitive Edge with Astaxanthin
November 3, 2025by Sheyla Leon, Karen Hecht, PhD, and Drew E. Gonzalez, PhD, CISSN, CSCS,*D, TSAC-F,*D
This TSAC Report article highlights resilience and recovery with the performance-enhancing benefits of astaxanthin. Visit NSCA online to learn more about nutrition, resistance training, and tactical athletes
TSAC Facilitators Exercise Science Nutrition Program design Organization and Administration Testing and Evaluation Basic Pathophysiology and Science of Health Status or Condition, Disorder, or Disease Professional Development
Sun1100Weatherwax
October 4, 2018by Dawn Weatherwax, ATC, RD, CSSD, CSCS
Advances in Sports Nutrition: The Latest in Nutrition, Supplementation, Relative Blood Work and Gene Testing on All Aspects of Athletic Performance
Personal trainers
Nutrition Research Column – January 2026 – Is it Possible for Vegetarians or Vegans to Consume Enough Protein to Support Occupational Readiness?
February 27, 2026by Sheyla Leon, and Drew Gonzalez, PhD, CISSN, CSCS,*D, TSAC-F,*D
This article examines how plant-based diets can effectively support athletic performance. Visit NSCA online to learn more about exercise science and nutrition research.
TSAC Facilitators Exercise Science Nutrition Testing and Evaluation Client Consultation|Assessment Safety Basic Pathophysiology and Science of Health Status or Condition, Disorder, or Disease Professional Development
Advances in Sports Nutrition: The Latest in Nutrition, Supplementation, Relative Blood Work, and Gene Testing on All Aspects of Athletic Performance
November 15, 2019by Dawn Weatherwax, ATC, RD, CSCS
In this session from the 2018 Personal Trainers Conference, Registered and Licensed Dietician, Dawn Weatherwax, provides a detailed look into the different variables that affect nutrition outcomes, body composition, metabolic testing, and supplementation for deficiencies, recovery, and optimal performance.
Personal trainers Nutrition
The Importance of Creatine Timing for Muscle Size and Strength
September 22, 2023by Adam Gonzalez, PHD, CISSN, CSCS,*D and Guillermo Escalante, DSC, MBA, ATC, CSCS,*D, FISSN
This article provides a discussion around the evidence on creatine timing and supplementation.
Personal trainers Nutrition
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