Can offseason training actually add distance? What the research tells amateur golfers

For the amateur golfer planning an offseason, the wish list is familiar: more speed, a shorter club into the green, and enough confidence with the driver to make an aggressive swing when it matters.

The harder question is how to get there. A winter spent exercising represents a substantial investment of time. Golfers deserve to know what the evidence supports, how much improvement is realistic, and whether better numbers on a launch monitor will survive the trip to the first tee.