It is unknown whether first-generation electronic cigarettes reduce smoking urges and withdrawal symptoms following a 24 h deprivation period. This study tested whether a first-generation electronic cigarette reduces smoking urges and withdrawal symptoms in cigarette smokers. Following 24 h of tobacco deprivation, using a within-subjects design, eight nontreatment seeking tobacco cigarette smok...

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AIM To compare the burning characteristics of the tobacco and paper of manufactured and hand rolled cigarettes, and set a fire safety standard of manufacture to largely reduce the fire risk from discarded cigarettes. METHODS (1) Cigarette extinction test of ignition strength: 40 cigarettes per brand, lit and placed on 15 layers of filter paper, in accordance with ASTM test standard E2187-02. ...

OBJECTIVE Exposure to e-cigarette adverts increases children's positive attitudes towards using them. Given the similarity in appearance between e-cigarettes and tobacco cigarettes, we examined whether exposure to e-cigarette adverts has a cross-product impact on perceptions and attitudes towards smoking tobacco cigarettes. METHODS Children aged 11-16 (n=564) were interviewed in their homes a...

Here we describe a manufacturing process for the production of commercial filtered Cranfords cannabis cigarettes (CN). Unlike production of filtered tobacco cigarettes, standardization in the manufacture of cannabinoid containing cigarettes is lacking. The numerous cannabis strains with variable cannabinoid content, differences in cultivation methods and variability in assembly associated with ...

BACKGROUND Single cigarette use and its implications have rarely been studied among adults. OBJECTIVE To assess perceptions, prevalence and correlates of single cigarette purchase behaviour and its relation to harm reduction. DESIGN Focus group transcripts and cross-sectional data were analysed. SETTING AND PARTICIPANTS Focus groups among convenience samples of adult smokers in two Mexica...

Research shows that there is an increase in the number of young people who have never smoked before, but now use electronic nicotine delivery systems (ENDS). Therefore, it seems relevant to study reasons for using cigarettes.
 A theoretical analysis problem allowed us describe main systems. An empirical involving students Medical Institute Patrice Lumumba Peoples' Friendship University rev...

OBJECTIVES To assess the knowledge of smokers and ex-smokers about light cigarettes and nicotine yields and their perception of the risk of lung cancer, and to identify the characteristics of smokers of light cigarettes. METHODS Mail survey in a population sample of 494 smokers and exsmokers in Geneva, Switzerland, in 1999. RESULTS Participants were on average 40 years old, and 49% were men...