Some research has found that static stretching can have detrimental effects on subsequent performance. This is not to say that static stretching should be eliminated from an athlete’s program, but it should be sensibly incorporated into the daily training regimen since chronic stretching can enhance the range of motion around a joint and potentially improve strength and power performance.
Personal trainersTSAC FacilitatorsCoachesExercise ScienceProgram design
May 30, 2025by Juan Gonzalez, PhD, CSCS, Jung-Il Oh, PhD, Sofia Alvarado-Valdez, Brianna Villarreal, Edgar De La Cruz, Daniela Barrera, and Nicole Trevino
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 trainersExercise ScienceNutritionProgram design
The purpose of this article is to examine which foot placement (staggered or parallel) provides better trunk stability when performing the barbell biceps curl exercise.
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.
Nearly all fitness professionals are forced to address low back pain (LBP) to some extent, regardless of the age or population with which they work. The purpose of this article is to shed light on contemporary research surrounding LBP.
This article will demonstrate why personal trainers should consider the use of blood flow restriction (BFR) and BFR technology for appropriate medically-screened clients that provides an objective way to apply pressure, whether that is through manual or automated cuffs.
Personal trainersExercise ScienceProgram designTesting and EvaluationClient Consultation|AssessmentSafetyBasic Pathophysiology and Science of Health Status or Condition, Disorder, or DiseaseProfessional Development
Emerging evidence suggests that omega-3 fatty acids may play a beneficial role in preservation of, and increases in, skeletal muscle mass. This is of particular relevance to the elderly who display age-related declines in muscle mass and function.
This article from TSAC Report 76, shares information on the sensory feedback system and its impact on how effectively the body combats gravity. Visit NSCA online to learn about neuroscience and exercise research.
TSAC FacilitatorsExercise ScienceExercise TechniqueProgram designTesting and EvaluationClient Consultation|AssessmentBasic Pathophysiology and Science of Health Status or Condition, Disorder, or DiseaseProfessional Development