I'm the OP and thanks for the responses. Would you believe that I found an article about this very thing today? Here is the web-site. It states that it is one vet's opinion.
http://www.caninesports.com/SpayNeuter.html I found it very disconcerting. Goes along with what has been said on the above posts.
Should be "an article."
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Joanne
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Rosie(R.I.P. 1996-July 29, 2013)
Cocoa(R.I.P 1998-April 26, 2012):