Personal Trainer | Fitness Entrepreneur | Author | Podcast Host Sal Di Stefano is a nationally recognized fitness expert, entrepreneur, and published author with over 25 years of experience in the health and fitness industry. Beginning his career as a personal trainer at just 18 years old, Sal quickly rose to become the youngest General Manager in 24 Hour Fitness history by age 19, overseeing a team of 40 employees and grand-opening some of the largest fitness clubs in California’s Bay Area. Driven by a passion for evidence-based wellness, Sal went on to open his own integrative fitness and wellness studio, offering services ranging from personal training and nutritional counseling to hormone testing and gut health consulting. He is the designer of the Muscular Adaptation Programming System (MAPS) and co-founder of Mind Pump Media, home to the world’s #1 fitness podcast, Mind Pump: Raw Fitness Truth, which generates over 2 million downloads per month. In 2021, Sal published The Resistance Training Revolution, a science-backed guide to fat loss and longevity. He holds eight national fitness certifications and a professional bodybuilding card.
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Dec 16, 2025
Sal Di Stefano
Marcus Zeal
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