One of the best things about TheStack — a swing speed trainer co-created by biomechanist Dr. Sasho MacKenzie and Ping engineer Marty Jertson — is the fact that it can be as effective as you want it to ...

You can hit practice balls all day and not improve. But at the end of your range, I bet there’s more than one impact bag lying around, and they can be more helpful than emptying a large bucket. Stack ...

Four months ago, my husband, Paul, started using TheStack — a swing speed trainer co-created by biomechanist Dr. Sasho MacKenzie and Ping engineer Marty Jertson. TheStack system helps golfers increase ...

The always exciting, usually biennial Solheim Cup returns just 12 months after its last showdown at Finca Cortesin in Spain. The goal is to get the Cup back to its traditional even-numbered years — ...

Welcome to GOLF.com’s ClubTest Proving Ground, where Managing Equipment Editor Jonathan Wall and Senior Equipment Editor Ryan Barath put the latest designs and groundbreaking technology in the ...

After graduating with a mechanical engineering degree from the Colorado School of Mines, Marty Jertson tried playing professional golf on the mini tours. But when he didn’t make it through Q-School, ...

LIV Golf has injected tons of money into the sport over the last several years, and the players on the Saudi-backed tour have been the biggest beneficiaries. With guaranteed contracts combined with ...

I’ve been working with U.S. Open champ Matt Fitzpatrick for the last two years in an effort to add speed to his swing, and the results are starting to become apparent. Matt has added 10 yards of ...

What do you get when you pair a biomechanics professor with PING’s vice president of performance? Swing speed. Lots of swing speed. Dr. Sasho MacKenzie and PING’s Marty Jertson are two of the ...

Maybe the most intriguing thing Arccos has done is bring Strokes Gained data to the masses. Doing so allows, say, an 8-handicap to find out where he’s gaining or losing strokes relative to other ...

Celebrities: they’re just like us! A lot of them play golf, with varying degrees of success. And a lot of them keep handicaps, with varying degrees of accuracy. This week, an eclectic carnival of golf ...

So, you fancy yourself a golfer, eh? Well you may know how your handicap stacks up against your buddies or the regulars at your club, but how does your game compare to the rest of the United States?