People are living longer, but are they living better? - CBS News
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Life expectancy in the U.S. is now nearly 78 and a half years, according to the U.S. Centers for Disease Control and Prevention. Although we're living longer, it's not necessarily better in those later years. For "60 Minutes," Norah O'Donnell talks with Dr. Peter Attia, a physician who specializes in helping people live not only longer, but free of chronic conditions.
