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hormones

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Testosterone Optimization in 2026 Focuses on Lifestyle Precision Over Quick Fixes

By Vivian Griggs / April 28, 2026

Interest in testosterone health has surged in recent years, but the conversation is shifting. Rather than focusing narrowly on supplements or quick fixes, current best practice emphasizes lifestyle-driven testosterone optimization. This is a multidimensional approach grounded in training, recovery, nutrition and metabolic health. Why Testosterone Still Matters Testosterone plays a central role in muscle protein…

Brain Fitness and Cardio Training

By Shirley Eichenberger-Archer, JD, MA / August 9, 2021

Research identifies brain dopaminergic function as the probable means by which aerobic activity stimulates growth and improves brain fitness.

Optimizing Women’s Strength Training

By Shirley Eichenberger-Archer, JD, MA / April 5, 2021

A new research review sheds light on how monthly hormonal changes influence the risk of muscle damage during female weight lifting.

Functional Aging and Hormone Health

By Maria Luque, PhD, MS, CHES / October 11, 2018

Understanding functional aging and the impact of activity on hormones can arm fitness trainers to help clients with their active aging goals.

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