Hybrid fitness competitions such as HYROX have rapidly gained popularity, blending aerobic endurance running with a variety of high-intensity resistance and ergometer-based stations in a globally standardized format. The sport’s unique structure, comprising eight 1-kilometer runs interspersed with diverse workload stations, presents distinct physiologic, biomechanical, and technical demands. This review synthesizes existing research on hybrid fitness events to identify the key determinants of HYROX performance, emphasizing aerobic capacity, anaerobic power, local muscular endurance, and maximal strength. The aerobic system is foundational, enabling recovery between high-intensity efforts and sustaining performance during the event’s prolonged duration. Conversely, anaerobic capacity is critical for executing the high-intensity efforts demanded by each fitness station. Local muscular endurance supports repeated submaximal contractions, while strength and power underpin performance in movements such as sled pushes and running economy. Technical proficiency and injury prevention strategies are also discussed, alongside targeted programming recommendations, including high-intensity interval training, circuit training, and blood flow restriction methods. Despite its growing popularity, limited sport-specific research exists, necessitating further investigation to refine training and performance strategies. This review provides a comprehensive framework for athletes and coaches to optimize preparation and performance in HYROX, contributing to the broader understanding of hybrid fitness competitions.

There are five ways that a strength and conditioning position is typically structured in a high school. Each position structure has its own pros and cons that should be evaluated for your specific situation.

What training approaches are efficient and effective at developing functionality and resiliency at the core? The answer lies within an intelligent, systemic, multi-method approach to training the core, including an eclectic set of training tools to individualize specific needs of athletes.

This article in TSAC Report 76, explores fitness testing methods in military training spaces. Visit NSCA online to read more on tactical populations, and performance training

The following article is an example training program that was built based on personal experience and research for an in-season soccer athlete.

An appropriately designed program with elements of safe resistance training that focuses on the upper back and external shoulder rotators and open agility technique training may improve agility on the pickleball court, decrease the injury risk of older pickleball players, and increase the self-confidence of these individuals on the court and in daily life.

Unfortunately for many soldiers, running, pushups, and sit-ups address endurance, but do little to train mobility and strength. To meet the demands of their work and help avoid overuse injuries, a training program for soldiers should include mobility, strength, and endurance components.

Learn about sport science careers and the CPSS certification program​.

Coaches can help children and adolescents develop athletic ability by including motor skills training into sports practice and training. This approach is called integrative neuromuscular training.

The National Strength and Conditioning Association (NSCA) is proud to announce the recipients of the organization’s 2025 Tactical Awards.