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.

First, let's get one thing straight: No, you shouldn't be thinking about all these things as you swing—unless you want to have your head so scrambled that you can't hit the golf ball. Instead, think ...

The good news is that getting into a solid golf fitness routine doesn’t require beginning from zero or overhauling your ...