Doubling human lifeexpectancy in a century is the greatest achievement, says author StevenJohnson. How did we make it happen - and can we keep it going? Backed by fascinating historical anecdotes, he shares some life-lengthening innovations and reminds of three key things needed to make sure all of humanity enjoys these advancements in health.
Visit TED.com to get the entire library of TED Talks, transcripts, translations, personalized talk recommendations and more.
The TED Talks channel features the best talks and performances from the TED Conference, where the world's leading thinkers and doers give the talk of their lives in 18 minutes (or less). Look for talks on Technology, Entertainment and Design - plus science, business, global issues, the arts and more. You're welcome to link to or embed these videos, forward them to others and share these ideas with people you know.
Become a TED Member: ted.com/membership Follow TED on Twitter: twitter.com/TEDTalks Like TED on Facebook: facebook.com/TED Subscribe to the channel: youtube.com/TED
TED's videos may be used for non-commercial purposes under a Creative Commons License, Attribution–Non Commercial–No Derivatives (or the CC BY – NC – ND 4.0 International) and in accordance with the TED Talks Usage Policy (ted.com/about/our-organization/our-policies-terms/ted-talks-usage-policy). For more information on using TED for commercial purposes (e.g. employee learning, in a film or online course), please submit a Media Request at media-requests.ted.com