The Strength Training Expert: The Truth About Building Muscle and Strength

Sebastian Oreb, better known as the Australian Strength Coach, has trained some of the world’s strongest athletes, including Hafþór Björnsson, Alex Simon, and elite professional athletes across multiple sports.  In this episode of Project 100, Sebastian breaks down the science of building muscle, explaining progressive overload, the best rep ranges for muscle growth, and why strength is one of the biggest predictors of healthy ageing. We also cover: Progressive overload explained simply Compound vs isolation exercises The best rep ranges for building muscle How often you should train Strength vs hypertrophy Why muscle matters for longevity Common gym mistakes that limit results How to build muscle safely at any age Timestamps 00:00 Inside the Enhanced Games & the World of Strongman 02:59 Why Muscle Matters for a Longer, Healthier Life 06:38 Understanding Strength, Muscle & Body Composition 09:47 Balancing Extreme Strength Training with Long-Term Health 13:08 Eating 8,000 Calories for Extreme Muscle Growth 18:22 Practical Strength Training for Everyday Muscle Maintenance 24:11 How Strength Training Improves Mobility & Coordination 29:39 Progressive Overload: The Key to Building Strength 37:14 Why Building Strength Early Pays Off for Life 39:18 How to Start Strength Training Safely at Any Age 53:56 Compound vs. Isolation Exercises: Sebastian's 8-Category Model 1:01:11 Long-Term Training: Consistency, Periodization & Progress 1:13:06 Debunking Sport-Specific Training & Gym Myths 1:32:31 Building Strong Glutes & Finding Joy in Training