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3 December 2010 Last updated at 15:17Â
All this week the BBC has been highlighting issues affecting disabled people as part of a campaign called Access All Areas.
Among the topics covered have been technology, job rights and how stigmatised many disabled people can feel.
Hidden disabilities affect millions of peoples lives with on a daily basis, among them are bipolar disorder and autism.
The BBC’s Nick Higham reports.
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Source/View Video 02:24):Â http://www.bbc.co.uk/news/uk-11913526