Welcome,

This is a place designed to accommodate your needs around the implementation and application of flywheel resistance training. We have a series of free educational content, as well as comprehensive online courses available for purchase. Please note that these courses use Exerfly as the example, however the theory and content can be applied to any brand of flywheel resistance training. 

Meet Your Instructor

John Cronin is a Professor in Strength and Conditioning at AUT University and founder of JC Online. John specializes in human movement research around strength and conditioning for strength, power, speed and change of direction; and has published over 400 peer-reviewed papers. John also has plenty of experience as a coach, training a variety of athletes and teams ranging from youth developmental athletes to elite World Champion individuals and teams.

Time to level up your Flywheel knowledge

Enrol now in our comprehensive and scientifically proven Flywheel Training online course.