June 2023 - Dr. John den Boer

John den Boer’s Elite Athlete & Military Training Programs

June 16, 2023 blog No Comment 1971 Views

Dr. John den Boer is an internationally renowned trainer who has worked with elite-level athletes and military units around the United States. He is best known for his unique approach to training, which

John den Boer Expert Groundstrokes Tips for Tennis Athletes

June 15, 2023 blog No Comment 502 Views

If you want to improve your groundstrokes in tennis, there is no better person to turn to than John den Boer. As a professional coach and athlete trainer, John has spent years perfecting

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