Kostis & McCord: Off Their Rockers

How ground reaction forces *actually* work in the golf swing

Golf television legends Peter Kostis and Gary McCord give a comprehensive lesson on ground reaction forces, including a drill you can use on the range, on the latest episode of “Kostis & McCord: Off Their Rockers.”

Instruction
woman sits on laptop while golfers swing in background

Should you turn to YouTube for quality golf instruction?

Should you go down a YouTube rabbit hole in search of golf swing advice? Peter Kostis and Gary McCord discuss.
Features
Scottie Scheffler of the United States poses with the Masters trophy after winning the 2024 Masters Tournament at Augusta National Golf Club on April 14, 2024 in Augusta, Georgia.
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Instruction
peter kostis hits a golf ball

Peter Kostis’ easy drill to practice the ‘heartbeat’ of the golf swing

Peter Kostis breaks down the three important parts of the golf swing and explains an easy drill to nail down your hand action.
News
Commentator, Jimmy Roberts, reports from the course during the final round of THE PLAYERS Championship on THE PLAYERS Stadium Course at TPC Sawgrass on May 14, 2017, in Ponte Vedra Beach . (Photo by Cy Cyr/PGA TOUR)

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Golfer Ben Hogan prepares for the PGA Tournament

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The look from the tee of the par-4 17th at the Old Course.

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Tiger Woods and Scottie Scheffler at the 2025 Hero World Challenge.

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Pat Perez looks into the distance during golf tournament

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Shafts
Jimmy Walker of the United States looks down the 11th hole during the second round of the PGA Championship at Quail Hollow Country Club on May 16, 2025 in Charlotte, North Carolina.

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Club Fitting
Anthony Kim driver.

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Johnny Wunder and TaylorMade's Duane Anderson.

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Shafts
Project X Titan golf shaft.

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Balls
The Callaway Chrome Tour Box.

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On this week’s episode of GOLF’s Fully Equipped, co-host Jake Morrow details his testing with the Callaway Chrome Tour golf balls.
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Vokey SM11 T-Grind.

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Irons
A detail photograph of the clubs used by Rory McIlroy of Northern Ireland showing his new style of irons prior to the Dubai Invitational 2026 at Dubai Creek Resort on January 14, 2026 in Dubai, United Arab Emirates.

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How ground reaction forces *actually* work in the golf swing

Golf television legends Peter Kostis and Gary McCord give a comprehensive lesson on ground reaction forces, including a drill you can use on the range, on the latest episode of “Kostis & McCord: Off Their Rockers.”

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