Prevalence of Asthma and Asthma-Related Symptoms Among Adults Exposed to Indoor Environmental Risk Factors: a Comparison between Winter and Summer in Zunyi, China

Weather and climate are known to infl uence human health. Seasonal changes of temperature promote alterations in respiratory morbidity and in total and cause-specifi c mortality. Data on the prevalence of asthma and asthma-related symptoms and its disparities between winter and summer in the acid rain-plagued city of Zunyi in southwestern China have not been widely available. In order to describe the epidemiology of asthma and asthma-related...