This was a very interesting watch and worth catching on IPlayer.
http://www.independent.co.uk/arts-entertainment/tv/last-nights-tv-review-obesity-how-prejudiced-is-the-nhs-bbc2-peter-kays-car-share-bbc1-a7676921.html
It was mostly related to WLS, but it discussed interesting point about how many people are being denied other operations when they are over a certain BMI. It addressed apparent prejudice from within the NHS as well as from the media and general public. It was a thought provoking programme - recommend.