Official drug death stats are off by half

"The basic records being kept are annual reports on the number of deaths from drug overdose. But that's only part of the picture."

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Tags: drugs life-expectancy overdose mortality health-and-medicine deaths

Oddly shaped parks cut mortality risk for nearby residents

The shape of parks may be key to getting the most out of them, according to a new study that shows irregularly shaped parks cut mortality risk.

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Tags: parks mortality health-and-medicine

Fewer deaths at hospitals that do more of these heart valve replacements

Researchers have found a link between the volume of transcatheter-aortic valve replacement hospitals perform and lower mortality rates.

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Tags: heart-disease hospitals mortality health-and-medicine hearts