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Exposure to smog is severe hazard

By Shan Juan and Wang Qian | China Daily | Updated: 2011-12-06 07:53

Exposure to smog is severe hazard

Inhaling particles associated with rising cancer rate and heart disease

BEIJING - Experts are worried that particulate matter in the air, which is in higher concentrations in North China because of the heavy fog since the weekend, may lead to various respiratory diseases including lung infections and cancer.

Shi Yuankai, vice-president of the Chinese Academy of Medical Sciences Cancer Hospital, said longtime exposure to particulate matter especially the particulate matter smaller than 2.5 micrometers (PM2.5) which can go directly to the alveoli of the lungs, is a major health hazard.

Exposure to smog is severe hazard

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