Health

Rich people don't live that much longer than the poor: study

New research results, published in Proceedings of the National Academy of Sciences (PNAS), challenge previous findings of huge differences in life expectancy between the rich and those at the bottom of the income scale. In ...

Dentistry

Fewer U.S. kids are getting cavities

(HealthDay)—Fewer U.S. kids are plagued by tooth cavities compared to just a few years ago, but income disparities persist, according to a new U.S. government study.

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