Best Fitness Gurus

Dr. Jason Fung is a physician and author specializing in obesity and diabetes management through fasting.

Susan Peirce Thompson, Ph.D. is an expert in the psychology of eating and the founder of Bright Line Eating Solutions.

Dr. Aaron Horschig is a renowned sports physical therapist, Olympic weightlifting coach, specialist in strength and conditioning, and author of the bestseller, ‘The Squat Bible.’ He is the founder of SquatUniversity.com, where he shares innovative methods for athlete performance enhancement and pain reduction. His clientele includes elite Olympic weightlifters and powerlifters, NFL and MLB athletes, as well as international level soccer players. He and his wife, Christine, reside in St. Louis.

Dr. Mike Israetel, the co-founder of Renaissance Periodization, holds a PhD in Sport Physiology. Formerly a professor of Exercise and Sport Science at Temple University, Israetel has consulted on sports nutrition for the U.S. Olympic Training Site and spoken at global conferences on health and performance, including ones at the U.S. Olympic Training Center in New York. He's originated from Moscow and has also coached many athletes and professionals in diet and weight training, alongside being a competitive bodybuilder and professional Brazilian Jiu Jitsu grappler himself.

Ben Bergeron, owner of CrossFit New England, has been coaching athletes since 1990 and elite CrossFit Games athletes since 2009. Focused on competitive excellence in training, he has coached five different CrossFit Games champions including top athletes Katrín Davíðsdóttir, Mat Fraser, Cole Sager, and Brooke Wells. A former competitor himself, he's also a family man devoted to his wife, Heather, and their children.

Dr. Steven Gundry is a renowned heart surgeon and medical innovator who's held positions at prestigious institutions including Yale University, the Medical College of Georgia, University of Michigan, and Loma Linda University Medical Center. Notable achievements include pioneering robotic surgery, devising heart-saving surgical instruments, and advancing pediatric heart transplantation. Gundry has also written and researched extensively on surgical, immunology, and dietary health. A significant career shift came after he designed and adopted a lectin-free, weight loss diet for himself, inspired by an "inoperable" patient's recovery through dietary changes. Today, Gundry leads the International Heart and Lung Institute and Center of Restorative Medicine, advocating for disease prevention and increased longevity through diet and supplements.

Joel Fuhrman is an American doctor known for his plant-based diet advocacy.

Bret Contreras is a leading expert in strength and conditioning, known for his contributions to glute training.

Dr. William Davis teaches about microbiome health and the impact of modern wheat on well-being.

Ben Patrick — the "Knees Over Toes Guy" — is a fitness coach and founder of ATG (Athletic Truth Group), focused on pain-free, resilient knees and athleticism.

The Huberman Lab Podcast is hosted by Dr. Andrew Huberman, a neuroscientist and professor at Stanford School of Medicine. The podcast, frequently ranked in the top 10 globally and often number 1 in Science, Education, and Health & Fitness categories, discusses neuroscience and science-based tools. It explores how the brain and its connections with our body's organs regulate our perceptions, behaviors, and health, and the existing and emerging tools to measure and modify our nervous system's functioning.

Kelly Starrett is a physical therapist and bestselling author known for his work in fitness and injury prevention.