Recent research has developed new ways of approaching macronutrient ratios that challenge the conventional way of thinking. This article takes a look at what is usually recommended for athletes, as well as different lower carbohydrate variations.

The loading intensity a person chooses depends on his or her goals and training status (i.e., whether the person is a trained athlete or a sedentary individual). Ultimately, the number of repetitions you can perform at a given intensity or load determines the effects of training on strength develop.

Read a step-by-step description of how to perform the two-arm kettlebell swing, in this exclusive excerpt from the book Exercise Technique Manual for Resistance Training-3rd Edition With Online Video, published by Human Kinetics.

This excerpt from Developing Endurance goes over tapering and peaking in aerobic training for competition.

The purpose of this article is to provide personal trainers an overview of training clients for their first Spartan Sprint event.

This article discusses the background, statistics, mechanisms, timing, dosing, influences, and practical applications for the use of caffeine as an ergogenic aid.

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

Few strength coaches have shaped sport performance like Al Vermeil — the only strength coach to earn championship rings in both the National Football League (NFL) and National Basketball Association (NBA). In this Gatorade Performance Partner Special Episode, Vermeil shares how a career built on explosiveness, adaptability, and relentless curiosity has transformed teams at every level. From advancing plyometrics and Olympic lifts in the 1970s to creating the performance pyramid and the innovative “time machine” testing system, his methods have influenced generations of coaches and athletes worldwide. Known for blending timeless principles with fresh, actionable ideas, he explains how mechanics, group management, and collaboration create consistent results and lasting trust. Along the way, Vermeil offers rare perspectives on coaching longevity, revealing how his adaptability and curiosity have kept him learning — and lifting — into his 80s. Gain practical insights to keep explosiveness central, integrate performance science, and strengthen your long-term coaching impact. Reach out to Coach Vermeil by email at: a60vermeil@sisna.com | Email Jon Jost at: jonathan.jost@pepsico.com | Find Eric on Instagram: @ericmcmahoncscs or LinkedIn: @ericmcmahoncscs. This special episode is brought to you in part by Gatorade Performance Partner. Learn more and join their community at GatoradePerformancePartner.com.

This article briefly describes how individuals can have the same training program, but have large fluctuations in the adaptation responses due to genetic and life style factors.

Developing a program for a general population client requires understanding their movement needs. Expand your training programs by implementing all ten of the major human movement patterns.