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A method of summarising collective health within a group by calculating the average time members are expected to remain alive. Most used at the country level where the statistic is how long a newborn child is expected to live if current rates of death remain constant.

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Are vegetables, grains and fruit an important part of a healthy diet?

Summary There is some evidence that high consumption of plant foods can be associated with better health but not necessary with increased life expectancy, as observed in studies in vegetarians (Crit …
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