I apologise to everyone who has come across this, but I'm posting it here for my reference as much as for anyone else! Whilst the original Goodhousekeeping article is quite surprising, Mary Shomon has posted an excellent collection of responses from experts.
thyroid.about.com/b/2011/07...
I missed this in 2011, and it wouldn't have meant anything to me then anyway. I was still to have my hypothyroid diagnosis. In August of 2011 I was begining to feel really unwell - stress combined with getting older, or so I thought.
If only all it took was extra coffee and an exercise class... it would be amusing if this sort of attitude wasn't so dangerous.