Supplements that claim to boost nitric oxide have not been proven to be all that effective since the actual conversion in the blood cell is rather complicated and requires oxygen, which is usually in short supply during exercise or at high altitude. So how does an athlete boost their nitric oxide production?

Darnell Clark, Director of Strength and Conditioning at Charlotte Country Day School in Charlotte, NC, talks to the NSCA Head Strength and Conditioning Coach, Scott Caulfield, about his path to becoming a high school strength and conditioning coach, the structure of his high school (Charlotte Country Day) strength and conditioning program, and giving back to the industry.

Mentorship isn’t flawless — and that’s where its power lies. Erik Hernandez, Associate Director for Sports Performance – Olympic Sports at the University of North Carolina (UNC) at Chapel Hill, has built his career on turning imperfect scenarios into lasting lessons for athletes and young coaches alike. For over 14 years at UNC, he has guided lacrosse, volleyball, and golf, adapting his voice to each culture while holding firm to shared standards of accountability and growth. Hernandez streamlines training into a three-phase model — explosive, strength, and remedial — yet emphasizes that delivery and communication matter more than complexity. He reminds athletes, “modifications are part of progress,” linking health, recovery, and seasonal demands to long-term development. For interns and early-career coaches, his advice is clear: earn mentors by serving others, and learn from every scenario, even the imperfect ones. Hear how mentorship, adaptability, and athlete health point the way forward for stronger teams and longer careers. Reach out to Coach Hernandez on Instagram: @hernandezstrength or by email: ehhernan@email.unc.edu | Find Eric on Instagram: @ericmcmahoncscs and LinkedIn: @ericmcmahoncscs Answer Bryan Mann’s “call to arms!” Many volunteer applications are open now through December 15. Step up and give back to your strength and conditioning community at NSCA.com/Volunteer.

This excerpt breaks down the optimal positions of the body during acceleration and deceleration.

Cory Kennedy, Head Strength and Conditioning Coach at the Institut National du Sport du Québec in Montreal, talks to the NSCA Head Strength and Conditioning Coach, Scott Caulfield, about the importance of monitoring athletes and the equipment used to keep track of their well-being.

Eric McMahon, Assistant MLB Strength and Conditioning Coach for the Texas Rangers Major League Baseball (MLB) team, talks to the NSCA Head Strength and Conditioning Coach, Scott Caulfield, about his path to becoming an assistant strength and conditioning coach in MLB. Topics under discussion include utilizing the NSCA in helping his career development, velocity-based training, and managing a wide range of player profiles in the MLB. Find Eric McMahon on Twitter: @EricMcMahonCSCS or @rangerstrength and on Instagram: @rangerstrength | Find Scott on Instagram: @coachcaulfield

This book excerpt provides examples of quickness drills that may improve the ability to identify a specific stimulus and to respond quickly and appropriately.

This NSCA Coach article examines the importance of hip-shoulder separation on performance in baseball pitching. Visit NSCA online to read more on athletic performance and sport science.

Not all diets are appropriate for every population and this is especially true of an athlete who is expected to train and perform at a high level. Learn about the negatives of fad diets, potential pitfalls, and realistic dietary guidelines for athletes.

After fifteen years with the Denver Nuggets, Felipe Eichenberger has witnessed the evolution of National Basketball Association (NBA) performance firsthand. The demands of an NBA season include 82+ games, relentless travel, and the challenge of staying fresh through it all. Eichenberger reveals their post-game lifting culture, driven by the philosophy: “If it’s a hard day, let’s make it hard.” Prioritizing compliance over hardware, he emphasizes flexible periodization and nailing the basics to meet each player’s needs — whether navigating injuries, tailoring programs to position demands, or microdosing training for longevity. At the heart of it all is buy-in, trust, and accountability. Eichenberger shares the importance of leveraging psychology, getting top players to set the tone for the team, and balancing consistency with creativity. With more jobs and awareness in NBA strength and conditioning than ever, this episode explores how to make an impact at basketball’s highest level. Connect with Felipe on Instagram: @eichbra and LinkedIn:@felipe-eichenberger | Find Eric on Instagram: @ericmcmahoncscs and LinkedIn: @ericmcmahoncscs Learn more about the National Basketball Strength and Conditioning Association (NBSCA), the Official Basketball Partner of the NSCA.