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Study finds half of people aged 40-54 have hardened arteries

Halfofmiddle-agedpeoplewhoarenormalweightanddon'tsmokeorhavediabetesmayhavecloggedarteries,researcherssaidThursday,urgingstrongermeasurestolowercholesterol.Ahig

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Study: ozone pollution tied to cardiovascular health

Exposure to ozone, a powerful greenhouse gas and a widespread air pollutant in many major cities, may cause cardiovascular diseases, such as heart attack, high blood pressure and stroke, according to a new study of Chinese adults.

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Study: ozone pollution tied to cardiovascular health

Exposuretoozone,apowerfulgreenhousegasandawidespreadairpollutantinmanymajorcities,maycausecardiovasculardiseases,suchasheartattack,highbloodpressureandstroke,ac