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TED Health

How humanity doubled life expectancy in a century | Steven Johnson

TED Health

TED

Health & Fitness, Fitness, Shoshana Ungerleider, Medicine, How To Be Healthier, Ted Shoshana, Ted Talks Health

4.21.5K Ratings

🗓️ 7 December 2021

⏱️ 12 minutes

🧾️ Download transcript

Summary

Doubling human life expectancy in a century is our greatest achievement, says author Steven Johnson. 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 us of three key things needed to make sure all of humanity enjoys these advancements in health.

Transcript

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0:00.0

Ted Audio Collective

0:07.4

This is Ted Health.

0:08.4

I'm your host, Dr. Shoshana Ungerleiter.

0:11.9

Have you ever thought about why the global human population keeps getting bigger?

0:16.1

That number is 8 billion in counting, by the way.

0:18.9

Turns out, increased longevity is to blame and celebrate.

0:22.7

Stephen Johnson is a writer whose work revolves around understanding why we're living longer

0:27.1

than ever.

0:28.1

In his 2021 Ted Monoray Talk, he points to the scientific advancements and policies

0:33.3

that made all this extra life possible, and why it's actually a mixed blessing.

0:37.6

Listen in as he shares how to close the gaps that keep all of humanity from reaping the

0:42.1

benefits of longer, healthier lives equally.

0:48.1

There's another podcast you might enjoy.

0:49.9

It's called Am I Normal from the Ted Audio Collective?

0:53.1

It's back with a new mini-series all about the stories behind the statistics.

0:58.6

What does adulthood mean in a place where more than three quarters of people between

1:02.1

ages 18 and 35 live with their parents?

1:05.6

What defines joy when you live in one of the top ranked countries for happiness?

1:09.6

Here from the people that make up every interesting data point, listen to Am I Normal, wherever

1:13.8

you get your podcasts?

1:16.3

There's a classic thought experiment that's designed to trick your brain into thinking

1:22.2

long-term and getting out of the daily news cycle, and it goes like this.

...

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