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Ken Leistner

  • #30 Dumbbells

    This article chronicles how dumbbells became the dominant tool in powerlifting and strength routines, from WWII era iron-shop lifts and DIY farm walks to modern “functional” workouts—outperforming kettlebells in safety,...

    Ken Leistner |

  • #31 More Dumbbells

    This article traces the journey of dumbbells—from improvised wooden and concrete-canned weights to standardized iron sets—highlighting their dominance over kettlebells during the Golden Age of training and sharing anecdotes of...

    Ken Leistner |

  • #33 More Dumbbells for Everyone

    Dr. Ken Leistner recounts his 1950s–60s DIY weightlifting journey—scavenging free plates by hauling barbells through town, exploring gritty warehouse gyms, and fabricating homemade dumbbells . These hands-on experiences highlight the...

    Ken Leistner |

  • #34 Making Dumbbells for Everyone

    This article traces the evolution of strength training tools—from improvised pipe-and-plate dumbbells and rotating sleeves of the mid-20th century to modern kettlebell mania. It highlights pioneers like Jan Dellinger and...

    Ken Leistner |

  • #35 Let's Make Dumbbells

    Dr. Ken Leistner guides readers through building reliable dumbbells by welding cast-iron plates to steel handles—emphasizing preheating to 500 °F, using stick-welding rods, and hot-peening to minimize weld stress ....

    Ken Leistner |

  • #36 The Strongmen

    In the early 1960s, most trainees trained on standard bars with small-holed plates because Olympic barbells cost over twice as much and were reserved for commercial gyms . That shifted...

    Ken Leistner |

  • #37 Early Beginnings for Powerlifting's Bar

    This article explores how early powerlifters used small-holed standard bars before Olympic barbells were affordable, then shifted to plate-loaded Nautilus machines in the mid-1980s—detailing the industry’s adaptation to Olympic-sized plates...

    Ken Leistner |

  • #41 The Rotating Barbell and Ivanko

    Dr. Ken Leistner explores the debate over rotating-sleeve versus fixed-sleeve barbells, drawing on Ivanko founder Tom Lincir’s journey from sewing waist trimmers to revolutionizing barbell quality. He concludes that well-crafted...

    Ken Leistner |

  • #42 More on Rotating Sleeves

    Dr. Ken Leistner argues that rotating sleeves provide no real advantage for the squat, bench press, or deadlift—well-crafted fixed-sleeve barbells of quality alloy steel and hi-tech manufacturing reliably resist bending...

    Ken Leistner |