Entrepreneur Bryan Johnson has spent millions to try to reverse his biological age, and has a new documentary on Netflix, mapping out his journey.As he constantly reviews his regime, the question more generally is ... how far has science taken us in our quest to live as long as possible?Roger Highfield of the London Science Museum joins me now.Image: Netflix

Entrepreneur Bryan Johnson has spent millions to try to reverse his biological age, and has a new documentary on Netflix, mapping out his journey. As he constantly reviews his regime, the question more generally is ... how far has science taken us in our quest to live as long as possible? Roger Highfield of the London Science Museum joins me now. Image: Netflix

How much has science increased human lifespans?

The Hard Shoulder Podcast with Ciara Kelly and Shane Colman is your essential drivetime companion—bringing fresh perspective and energy to your drive home. CONVERSATION THAT COUNTS | Ireland’s national independent talk station for news, sport, analysis and entertainmentListen to Newstalk at&nbsp;<a target="_blank" rel="noopener noreferrer nofollow" href="http://newstalk.com/listenlive">http://newstalk.com/listenlive</a>&nbsp;| Download the GoLoud app now, the new home for Newstalk

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The Hard Shoulder Podcast with Ciara Kelly and Shane Colman is your essential drivetime companion—bringing fresh perspective and energy to your drive home. CONVERSATION THAT COUNTS | Ireland’s national independent talk station for news, sport, analysis and entertainment Listen to Newstalk at http://newstalk.com/listenlive | Download the GoLoud app now, the new home for Newstalk

The Hard Shoulder Podcast with Ciara Kelly and Shane Colman is your essential drivetime companion—bringing fresh perspective and energy to your drive home. CONVERSATION THAT COUNTS | Ireland’s national independent talk station for news, sport, analysis and entertainmentListen to Newstalk at&nbsp;<a href="http://newstalk.com/listenlive" rel="noopener noreferrer">http://newstalk.com/listenlive</a>&nbsp;| Download the GoLoud app now, the new home for Newstalk

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How much has science increased human lifespans?

How much has science increased human lifespans?

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