Traditional lower-body resistance exercise alone may not be an optimal means of developing agility. Further, the effectiveness of straight-sprint training on agility performance has not been well established. In contrast, jump training, including loaded jump squats and horizontal and lateral jumps, holds promise.
This video bundle includes three videos from the NSCA’s 2017 Personal Training Business Clinic. The videos cover various aspects of marketing and growing a personal training business. CEUs available.
Personal trainersProgram designOrganization and AdministrationProfessional Development
This excerpt from Developing the Core discusses two testing methods that may predict a strong or weak core based on how well the participant completes the task.
Personal trainersTSAC FacilitatorsCoachesTesting and Evaluation
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.
Acceleration is the rate of change in velocity, so this phase of sprinting is critical for changing directions as rapidly and efficiently as possible. Optimal technique for linear sprinting in the acceleration phase involves four factors that maximize stride length and frequency.
Static and dynamic conditioning of the core musculature is important in activities of daily living and in sport. This book excerpt includes sample static exercises to strengthen the core muscles responsible for stabilization against, or movement through, the four basic movement patterns.