大量证据显示,日常生活中暴露于烟草制品燃烧所产生的二手烟可引发成年人中风、冠心病和肺癌等相关疾病,增加孕妇早产、低体质量出生儿、婴儿猝死综合征等疾病风险。而通过公共场所无烟法律实施等措施可以降低二手烟暴露,减少二手烟暴露造成的健康危害。2003年5月21日,第56届世界卫生大会通过《世界卫生组织烟草控制框架公约》(以下简称《公约》),其对于全球公共卫生的未来以及烟草控制是一个划时代的事件,提出“简单、明确、可执行 Numerous evidences show that exposure to secondhand smoke from the burning of tobacco products in daily life can lead to stroke, coronary heart disease and lung cancer and other related diseases in adults and increase the risk of diseases such as premature birth, low birth weight infants and sudden infant death syndrome in pregnant women. Measures such as the implementation of smoke-free law in public places can reduce exposure to secondhand smoke and reduce the health risks caused by secondhand smoke exposure. On May 21, 2003, the 56th World Health Assembly passed the ”WHO Framework Convention on Tobacco Control“ (hereinafter referred to as ”the Convention“), which is a landmark event on the future of global public health and tobacco control. It proposes ” Simple, clear, executable