The Swing Machine - is an ideal machine for strengthening muscles and improves flexibilities.
As golfers we always try buying and buying and buying any drivers or clubs that can gives that extra centimeters (it's lucky if you find one) apart from a proven fitted piece of club that helps better.
Working out and getting stronger I believe is the way to go... I gotten better with my game truly was from getting my fitness improve.
I am then able to play with heavier shaft and stiffer flex.