I have given this subject some consideration recently and have read various articles relating to the use of the legs, hips, torso, shoulders, arms and hands as primary forces in creating swing speed.
There appears to be some differing opinion on which parts of the body are the prime generators. These articles put an interesting perspective on the subject:
http://www.scigolf.com/scigolf/myths/myth3.htm
http://www.scigolf.com/scigolf/myths/myth4.htm
http://www.scigolf.com/scigolf/myths/myth5.htm
http://www.scigolf.com/scigolf/myths/myth6.htm
There are some other articles of interest there (Including that lovely story about Moe Nolan).
There appears to be some differing opinion on which parts of the body are the prime generators. These articles put an interesting perspective on the subject:
http://www.scigolf.com/scigolf/myths/myth3.htm
http://www.scigolf.com/scigolf/myths/myth4.htm
http://www.scigolf.com/scigolf/myths/myth5.htm
http://www.scigolf.com/scigolf/myths/myth6.htm
There are some other articles of interest there (Including that lovely story about Moe Nolan).
. Plus, my arms are distinctly different to a dogs tail in that they are dashed with muscles, ligaments, tendons and joints along the length of them. Hence, I believe that if the true sense of creating a metaphor for the golf swing exists, the dogs tail is the club, the hands arms and shoulders are the rear quarter and hind legs, and the dogs mid-section is our core.
) that messes us up.

See my comment on Myth 3.
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