Essentials: Optimize Your Exercise Program with Science-Based Tools | Jeff Cavaliere

The 60/40 split that transforms your body: 3 days strength, 2 days conditioning—the 'effective dose' most people get wrong

Why you can't train long AND hard (and what happens to your body as you age if you ignore this)

The one rule that determines if ANY workout split actually works—hint: it's not about the science