Heart rate variability (HRV) testing is at the forefront of a wave of cutting-edge assessment tools that are becoming available to the personal trainer. In this session from the 2015 NSCA Personal Trainers Conference, Carmine Grieco provides an overview of the physiological background and dynamics of HRV, including the most current supportive evidence, with an emphasis on the practical application for personal trainers.

Contrary to popular belief, you do not need to “pump iron” to build muscle. In this session from the NSCA’s 2015 Personal Trainers Conference, Nick Tumminello explains that to build muscle you need to create a training stimulus that elicits the three mechanisms for muscle growth. In other words, building muscle is not about the specific exercises you do, it is about the specific stimulus you create.

By reviewing this simplified process of obtaining a client’s health history and physician release, designing an exercise routine with modified exercises, and providing exercises for paid clients versus general members, NSCA-CPTs can be confident prescribing a routine for those who suffer from chronic or temporary health issues.

This article examines training from collegiate lacrosse programs and how this data can be used to develop data-informed recommendations and refine current approaches towards preparing military and tactical personnel for the Army Combat Fitness Test.

Jason Loscalzo, Head Strength and Conditioning Coach for the Chicago Bears National Football League (NFL) team, talks to the NSCA Head Strength and Conditioning Coach, Scott Caulfield, about his journey from a college to NFL strength and conditioning coach. Topics under discussion include networking, diversifying your portfolio, and coaching philosophy. Find Jason Loscalzo on Twitter: @jason_loscalzo| Find Scott on Instagram: @coachcaulfield

This article provides eight important considerations when designing a program to optimally build the glutes.

This article discusses the findings of a recent study on the effectiveness of a time-efficient occupationally-specific training program to improve performance in qualities related to physically demanding tactical tasks in law enforcement officers.

The squat is one of the most essential movements in life and performance. In this Bridge video, Mandy Nice goes over the proper progressions for individuals to successfully and safely perform the squat.

This article provides an overview of the sporting demands of the bobsled competition in the Sochi Olympic Games, and how the theoretical basis of training attempted to meet these requirements.

Learn how diet and strength training in the absence of aerobic exercise can be used to improve body composition through simultaneous fat loss and muscle gain. In this session from the NSCA’s 2016 Personal Trainers Conference, Todd Miller demonstrates how to use body composition and metabolism measurements along with popular food tracking apps and activity monitors to design individualized diet and exercise strategies. CEUs available.