Living close to main streets or in a dense street network increases the risks for certain respiratory symptoms in adults, particularly for asthma -related symptoms such as attacks of breathlessness and wheezing and for bronchitic symptoms such as regular
Living close to main streets or in a dense street network increases the risks for certain respiratory symptoms in adults, particularly for asthma -related symptoms such as attacks of breathlessness and wheezing and for bronchitic symptoms such as regular
研究人员推断：“对成年人来说，居住在主要干道附近或者紧密的交通网络确实会增加患呼吸道感染症状的几率，特别是与哮喘有关的症状，比如气喘或是呼吸困难，也可能导致支气管炎症状，比如咳嗽和起痰。”