smoking is known as a major cause of chronic obstructive pulmonary disease (copd) and hence immediate and effective interventions are required for its elimination. this study aimed to collect valid data with regard to cigarette smoking in adult population of north of iran for policy making by a meta-analysis of the documents of national non-communicable disease risk factors surveillance system....

aim and background: individuals are faced with numerous stressful life events which can negatively influence their mental health. many individuals use smoking as a means of confronting stress. given the relatively high prevalence of smoking in central iran, the present study was conducted to compare stress levels in smokers, non-smokers, and those who had quit smoking. methods and materials: th...

background cigarette smoking is a common problem among teenagers. the aim of this study was to determine the prevalence of cigarette smoking among teen boys in marivan city, based on health belief model. materials and methods a cluster randomized sample of 470 male students with16.2±2.5   from 6 secondary schools of marivan city- iran, completed a self-report and questionnaire consisting of hea...

objective: the present study aimed to determine the frequency of drug abused in a sample of university students in rafsanjan, iran. methods: in this cross-sectional study, 1,260 students volunteered (311 males and 949 females) with mean age of 21.35 years. data were collected by a self-administrated questionnaire regarding drugs abuse and demographic information. results: benzodiazepines were t...

background the annual risk of tuberculosis (tb) in iran is about 0.5% with annual incidence rate of 23/100000 (16322 cases). different factors have been postulated as tb predisposing factors. several studies have linked smoking with pulmonary tuberculosis as the tb incidence in their adult men was 2.4 times higher than women. in iran, however, this ratio is equal and somewhere the ratio in wome...

China is a big country in cigarette production and sales, how to improve the quality efficiency of key concern practitioners. Cigarette packaging an important part production. In era intellig B ence, presents new development trend. Therefore, it necessary strengthen research on related issues packaging. This article summarizes process our country, introduces printing technology intelligence, ap...

Symptoms adolescents experience during their first time using a cigarette predict their current use, but little is known regarding the symptoms experienced during first e-cigarette use. We conducted a pilot study to understand the symptoms adolescents experience when they first tried cigarettes and e-cigarettes and the associations between these symptoms and current use. Participants were 41 ad...

Importance The public health implications of e-cigarettes depend, in part, on whether e-cigarette use affects the risk of cigarette smoking. Objective To perform a systematic review and meta-analysis of longitudinal studies that assessed initial use of e-cigarettes and subsequent cigarette smoking. Data Sources PubMed, EMBASE, Cochrane Library, Web of Science, the 2016 Society for Research ...

The diluted aerosols from a cigarette (3R4F) and an e-cigarette (Vype ePen) were compared in two commercially available in vitro exposure systems: the Borgwaldt RM20S and Vitrocell VC10. Dosimetry was assessed by measuring deposited aerosol mass in the exposure chambers via quartz crystal microbalances, followed by quantification of deposited nicotine on their surface. The two exposure systems ...

Objective This study aims to determine how electronic cigarette (e-cigarette) use contributes the spread of human papillomavirus (HPV) and assess potential cellular proliferative activity it may produce. Methodology In Madinah, a case-control was conducted between October 2022 March 2023. Two oral cytologic smear samples were collected from each 500 volunteers; 250 consumers cigarettes non-smok...