This Kinetic Select excerpt from Developing the Core describes how to perform the medicine ball twist variation as a rotational core movement.

This excerpt from Developing the Core briefly defines closed- and open-chain exercises and their respective roles in training.

This article breaks down periodization into sequencing and integrating training factors to optimize training outcomes.

Several obstacles can derail women from reaching or succeeding in the elite combat schools and will need to be mediated. The main obstacles this article focuses on are the current standard fitness requirements for attending an advanced combat school, the high absolute strength and power demands required by these combat schools, and the unique physiology of women compared to men.

As performance staffs grow and develop, professional athletes today have a broad array of services and expertise available to them in the locker room and around competition. This episode features the Vice President of Health and Performance for the National Basketball Association (NBA) Phoenix Suns, Brady Howe. Howe tells Eric McMahon, the NSCA Coaching and Sport Science Program Manager, how humble beginnings as an NBA Developmental League athletic trainer contributed to his current performance-first mindset for leading a multifaceted health and performance department. Topics include often misunderstood developmental factors for training elite athletes and advice for how to serve your athletes at the highest level. Connect with Brady on Instagram: @bhowe6 or Twitter: @brady_howe | Find Eric on Instagram: @ericmcmahoncscs or Twitter: @ericmcmahoncscs You can learn more about NBA strength and conditioning from the National Basketball Strength and Conditioning Association (NBSCA), an Official Sport Partner of the NSCA.

HRV is thought to provide objective insight into understanding fatigue, “trainability,” and “readiness” to perform in athletic populations. Evolving access to HRV data may enhance the understanding of individualized fitness and training responses in tactical athletes.

The purpose of this article is to propose a training model for the aging firefighter to improve the athletic qualities of aerobic fitness and muscular strength so that they may remain healthier longer into their careers.

This article is part of a new, continuing series on practical, evidence-based approaches to reducing the risk of injury while developing tactical strength and conditioning.

Ground-based free weight lifts, especially the explosive Olympic-style lifts, are highly recommended for athletic conditioning for the core muscles. They can provide a moderately unstable stimulus to augment activation of the core and limb muscles, while still providing maximal or near maximal strength, velocity, and power output.

The VO2max test is the most effective measurement of the body’s ability to deliver and use oxygen for producing energy that can be used by the muscles. VO2max (i.e., maximum aerobic power) simply stands for the maximal volume of oxygen that can be used.