11/07/2011 01:15 pm ET Updated Jan 07, 2012

The Quiet Health-Care Revolution

ELLEN, AN 82-YEAR-OLD widow, lives in Anaheim, California. One Wednesday morning last year, she got on her scale, as she does every morning. One hundred and forty-six pounds—wasn’t that a little high? Ellen felt vaguely troubled as she poured herself a bowl of oat bran.

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