Background & Aims: Exposure to cigarette smoke affects the health of mothers and infants. The aim of this study was to examine the effects of second-hand smoke exposure on breast milk and infant urinary cotinine during breastfeeding. Methods: This cohort study was conducted on 45 breastfeeding mothers and infants exposed to second-hand cigarette smoke (exposed group), and 40 breastfeeding mothe...

background prematurity is an issue related to increasing the neonatal morbidity and mortality and smoking pregnant women cause the risk of low birth weight and prematurity increase, compared to non-smoking ones. results of all 205 women, 43 (20.97%) women exposed to shs during pregnancy and 162 (79.02%) women did not. in shs exposure group, 11 infant (25.6%) and in non- shs exposure group, 17 i...

Introduction: Educational attainment and poverty status are two strong socioeconomic status (SES) indicators that protect individuals against exposure to second-hand smoke. Minorities’ Diminished Returns (MDRs), however, refer to smaller protective effects of SES indicators among ethnic minority groups such as Hispanics and Blacks, compared to non-Hispanic Whites. This...

Tobacco is one of the leading risk factors for disease burden and death in world. This related to both tobacco consumption second-hand exposure. Children are particularly exposed; 2019, it was estimated that passive smoking responsible 50 000 deaths 4 500 disability-adjusted life-years among children younger than 14 years.1GBD 2019 Risk Factors CollaboratorsGlobal 87 204 countries territories, ...