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If just five percent more people aged 55 or over were employed, it'd add almost $50 billion to the Australian economy every year.
So why isn't that happening? Is it simply because of all the stereotypes and prejudice about ageing or something else going on?
A new book in the United States not only challenges commonly-held beliefs about ageing, but argues that just by changing the we think about getting older can add years to our life. So just how is that done?
Professor Nancy Pachana is a clinical geropsychologist and neuropsychologist, she's the Director of the University of Queensland's Healthy Ageing Initiative, and her own book is called Ageing: A Very Short Introduction.
Nancy is chatting with ABC Radio Brisbane's Kat Feeney.
