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High-Intensity Training, Cortisol, and Testosterone in Men 30–50
High-intensity training builds strength, power, and cardiovascular fitness. When programmed correctly, it improves insulin sensitivity, body composition, and performance. The problem is not intensity. The problem is chronic high intensity without structured recovery . For men in their 30s, 40s, and 50s—especially fathers balancing career demands, family responsibilities, and limited sleep—frequent maximal training layered on top of daily stress can disrupt hormonal balance an
Justin English
Feb 234 min read


The Benefits of Exercise for Parkinson's and Cognitive Decline
Parkinson’s disease (PD) is a progressive condition that affects movement, balance, energy levels, mood, and, over time, cognitive function. As the disease advances, many individuals also experience memory loss, slowed thinking, and reduced confidence with daily tasks. A recent review published in the Strength and Conditioning Journal synthesizes current research showing that exercise is not simply supportive for people with Parkinson’s—it is one of the most effective non-ph
Justin English
Dec 23, 20254 min read


Why You Have Low Back Pain: A Science-Backed Guide for Athletes & Active Adults
Low back pain affects nearly everyone at some point—CrossFit athletes grinding through wall balls, HYROX competitors running under fatigue, swimmers training in extension, and busy professionals sitting for long hours each day. Most people assume their back hurts because they’re “too tight.”In reality, most low back pain comes from weakness and poor stability—not a lack of mobility . This article breaks down the science behind low back pain in a clear, easy-to-understand way
Justin English
Dec 11, 20254 min read


Velocity-Based & Plyometric Training: Precision as a Performance Advantage
When the goal is peak athletic output—power, explosiveness, and adaptability—strength alone is not enough. Modern performance training demands that we measure how force is produced, not just how much . That’s where velocity-based training (VBT) and plyometric training play a critical role. These approaches enhance speed, neuromuscular efficiency, and real-world performance outcomes—but their true value emerges when paired with objective measurement tools. This article will
Justin English
Nov 21, 20254 min read
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