A client asks you about melatonin, are you prepared to answer? This article explores the efficacy and safety of supplemental melatonin as a sleep aid in adults.

This excerpt from NSCA’s Essentials of Personal Training discusses the importance of education on proper running surfaces, appropriate footwear, and the benefits of cross-training in addressing overuse of the knee.

This article discusses the ratings of perceived exertion (RPE) scales and how to educate older clients to utilize them, as well as how to monitor and safely progress their training intensity.

Tactical facilitators are especially well-positioned to integrate mental skills training that may develop more complete tactical athletes who are prepared for dangerous environments. This article offers recommendations for mental skills training based on reported views from a tactical population.

This article will explore the concept of “pink taxing,” whereby females must expend more metabolic energy compared to their male counterparts to achieve the same scores in standard military fitness tests.

Dr. Sara Erdner, author of “Dear Coach: What I Wish I Could Have Told You, Letters from Your Athletes,” talks to the NSCA Coaching and Sport Science Program Manager, Eric McMahon, about the coach-athlete relationship. Topics under discussion include coaching education, giving athletes a platform to be heard, and what truly builds mental toughness and resiliency. Find Dr. Erdner on Twitter: @doc_serdner | Find Eric on Instagram: @ericmcmahoncscs or Twitter: @ericmcmahoncscs

This excerpt from the Essentials of Strength Training and Conditioning outlines what training typically looks like in the preparatory period, or off-season.