Joel Seedman Is the Fitness Industry’s Most Dangerous Influencer — Here’s the Evidence
Does squatting past 90 degrees really wreck your knees? We break down Joel Seedman’s 90-degree rule and chaos training against the peer-reviewed research on range of motion, instability, and joint health. Learn how fitness pseudoscience gets sold to coaches and clients — and the evidence-based principles that actually build strong, resilient athletes.



