How Gen X should practice "the art of aging"

NPR health and science correspondent and "Sunday Morning" contributor Allison Aubrey is out with a new book. "Your Turn" is what she calls it – and here she is to explain what she means...
If you're asking what's next in life, you're not alone. For the millions of Gen Xers like me, we've been in the trenches for decades with work and parenting. Now, everything's changing – our relationships, our responsibilities – as our kids begin to launch.
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