638. Are You Ready for the Elder Swell?

In the U.S., there will soon be more people over 65 than there are under 18 — and it’s not just lifespan that’s improving, it’s “healthspan” too. Unfortunately, the American approach to aging is stuck in the 20th century. In less than an hour, we try to unstick it. (Part three of a three-part series, “Cradle to Grave.”)