Dr. John Rusin

Dr. John Rusin is a sports performance specialist and injury prevention expert that has coached some of the world’s most elite athletes, barbell sport competitors, and over 50,000 clients from all walks of life with his innovative pain-free performance programs and systems, which has gained him the reputation as the go-to industry expert for rebuilding after pain, injuries or plateaus.

As the founder of P4 Personalized 1-1 Online Training, Dr. Rusin manages clients remotely from across the world, specializing in rebuilding the minds and bodies his clients with a holistic approach to training, lifestyle and nutrition.

Dr. Rusin is also the founder of the Pain-Free Performance Specialist Certification (PPSC) that has certified over 6,200 personal trainers, strength coaches and rehab pros from across the globe in the pain-free performance training system over the past since 2019.