John Jaquish

John Jaquish is an inventor and entrepreneur, often described as “the Tony Stark of the fitness industry.” He is the brains behind the most effective bone density-building medical device, which has helped many patients suffering from osteoporosis. The story of his second invention, the X3 – advertised as “the world’s most powerful muscle-building device” – was told in his bestselling book, “Weight Lifting Is a Waste of Time.”