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John Matulevich

John Matulevich is an Applied Physiologist and owner of Ruthless Performance. Through the company, he and his team specialize in “creating champions through the application of sport science, expert collaboration, and the ruthless pursuit of excellence”. He is regularly featured in various in-print and online publications regarding human performance and has recently cycled 4,000 miles unsupported for charity. He is also active in health policy, animal ethics, and community initiatives. Learn more about Ruthless Performance at or follow John on twitter.