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Main Line High Performance offers results-driven programming that focuses on maximizing

human potential. Our programs are designed to address your specific needs; and include 

​sports performance, peak state (Body//Mind), adaptational rehabilitation, and an

anti-aging protocol (AgeWell). We also offer corporate team building.



John Breen is a sports physiologist and an elite multi-sport coach and athlete. His athletes have medaled at the world championships, competed at the Olympic Trials, and raced internationally. 

​He is a former member of both the US National Rowing Team and US National Dragon Boat Team. Breen has competed at, medaled, and placed in international competition including the World Championships in Dragon Boating and the World Cup in Rowing. His performance in dragon boating earned him a recognition in the Guinness Book of World Records.

In addition to his expertise in rowing and paddling, John was a collegiate all American power-lifter at Temple University and a Pro-Am track cyclist at the Lehigh County Velodrome. 

He continues to compete regularly in rowing and paddling events at the national level and is a nationally ranked CrossFit competitor and powerlifter. He is currently the high-performance coach for the University of Pennsylvania sailing team.

Breen has been a pioneer in the fitness world, co-inventing The Training Camp Slide which he also marketed and manufactured. After selling the rights to the Training Camp Slide which was distributed in Europe, Japan, Canada, South America, and the U.S., John developed a proprietary weight management program (The Six Week Fat-to-Muscle Program) targeting fat loss and accelerated muscle growth.


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FEBRUARY 26, 2015

The Owen J. Roberts High School Crew Club will compete in an indoor rowing championship...

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01/19 - 01/23

If you haven't seen an actual dragon boat by now, chances are you've heard of it. Or you've seen pictures. 


NOVEMBER 2, 2017

Tonight, Nov. 2, the Philadelphia Sports Hall of Fame will add John B. Kelly Jr. into its pantheon as one of...