Back in a 2006 issue of GOLF Magazine, Peter Kostis broke down a key "X-factor" that pros use to add serious speed to their swings.

Stretching before you take your first swing is advised by most golf professionals and fitness experts. If your muscles are constricted, you’ll be warming up for the first few holes instead of taking ...

For decades, golfers have been told the game is as much mental as it is physical. But experts now say one of the simplest ways to improve performance on the course—and prevent injuries—comes down to ...