Is longevity the next growth industry? We look at why billionaires are betting on 'rejuvenation' tech and whether any of this could help more of us live beyond 100.
We meet the entrepreneurs selling 'superfoods', personalised health plans, and longevity consulting, hoping to cash in on a longer life. Their methods are unproven and sometimes extreme, but could the billionaires be on to something?
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Presented and produced by Thomas Mason
(Picture: A silhouette of a man stargazing under a clear, starry night sky with the Milky Way visible. Artistic composite. Credit: Getty Images)