This article is the 12th in a continuing series of tactical strength and conditioning (TSAC) research reviews. It is designed to bring awareness to new research findings of relevance to tactical strength and conditioning communities.

Tactical athletes, due to the nature of their jobs, may have sleeping problems (such as falling asleep and/or staying asleep) which is indicative of poor sleep quality. This article shares sleep hygiene strategies that can help tactical athletes achieve better rest.

Dr. Josh Secomb, lecturer in exercise and sport science (strength and conditioning) at the University of Newcastle, talks to the NSCA Coaching and Sport Science Program Manager, Eric McMahon, about being a self-aware and authentic coach. Topics under discussion include finding new areas to employ different skillsets as practitioners, the value of training progressions and understanding your athletes, and his unique opportunity to research and coach surfers. Find Dr. Secomb on Twitter: @37Seco | Find Eric on Instagram: @ericmcmahoncscs or Twitter: @ericmcmahoncscs

This article aims to explore why unloaded non-linear training can be an effective modality for personal trainers, strength coaches, and exercise enthusiasts, as well as present the benefits, possible implications, and methods that can be implemented into a current training program.

The purpose of this article is to review various gravitational running (GR) techniques from an evidence-based approach, then recommend whether to include GR techniques in the training of tactical athletes.

Dr. Tim Suchomel, Assistant Professor at Carroll University and Wisconsin State Director for the NSCA, talks to the NSCA Coaching and Sport Science Program Manager, Eric McMahon, about the emerging role of sport science in strength and conditioning. Topics under discussion include Suchomel’s growing involvement with the NSCA, as well as weightlifting derivatives and their benefits for more individualized performance adaptations. Find Dr. Suchomel on Twitter: @DrTSuchomel or Instagram: @drtsuchomel or NSCA Sport Science and Performance Technology Special Interest Group | Find Eric on Instagram: @ericmcmahoncscs or Twitter: @ericmcmahoncscs

This column reviews recent literature that investigated the appropriateness of a commonly utilized on-duty exercise training modality for firefighters and describes the occupational demands of specialist tactical police officers.

During the rehabilitation process, a client may need therapy outside of the personal trainer’s scope of practice. This article discusses safe and effective modalities that personal trainers can use with clients in the post-rehabilitation phase process.

Soldiers must be physically prepared to meet a broad range of challenges. This article is designed to help identify risks and discuss recommended strategies to implement in order to minimize those injury risks at the company, commander, and soldier level.

Line drills can be an excellent way for athletes to improve their footwork, speed, and coordination. This article contains examples of several easy-to-implement line drills.