Where Clubhead Speed Actually Comes From (It Isn’t Stretching)
Ask a group of amateur golfers how to hit the ball further and you’ll get a fairly consistent answer: get more flexible, make a bigger turn, work on your stretching.
That advice has been repeated for decades. When researchers pooled the evidence, it didn’t hold up. A systematic review with meta-analysis examined which physical characteristics are actually associated with clubhead speed. Here’s what came out, ranked — and the ranking is more useful than any single tip, because it tells you where to spend your training time.