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.

This article highlights four non-traditional calf exercises that can immediately be used in strength programs for improving calf strength while also increasing ankle dorsiflexion mobility.

This Personal Training Quarterly article presents alternative ways of teaching the squat technique. Visit NSCA online to read more on exercise science, health, and fitness.

This article demonstrates the benefits and limitations of the front squat and goblet squat in training for the abdominals.

This excerpt briefly describes key aspects of this nonessential amino acid including its effect on the body, efficacy, and adverse effects.

Racquetball consists of various movements and has different training styles and techniques that target particular skills that can affect an aging player’s performance. The drills in this article are designed to strengthen and coordinate the lower extremity muscle groups for the aging racquetball player.

This excerpt provides a brief snapshot of the use of carbohydrates in resistance training exercise sessions.

In this session from the 2015 NSCA TSAC Conference, Matt Wenning explains the sumo deadlift, a foundational exercise for maximal strength development and a tool that is essential to the tactical population due to its movement pattern. The ability to learn proper technique and progressions with this exercise can help to improve a tactical athlete’s performance and decrease the likelihood of injury because it trains major muscle groups and multiple joints at the same time.

This infographic highlights a study that explores the role of the lateral gluteal muscles and their impact on runners.

Omega-3 fatty acids not only have positive impacts on the eyes, heart, brain, and joints, but also on muscle tissue. Omega-3 is a very important nutrient that can help an individual achieve optimal health and performance.