OBJECTIVE: To investigate associations between early smoking initiation, risk-taking
behavior and reproductive health. METHOD: A random sample of 69,486 women aged 18 …

Objective To investigate the extent to which fecundability is associated with active smoking,
time since smoking cessation, and passive smoking. Design Prospective cohort study …

Background Tobacco smoking affects women's fertility and is associated with substantial
risks of adverse pregnancy outcomes. This study explored trends by socioeconomic position …

Background: Risk-taking behaviours such as early initiation of smoking, alcohol drinking and
sexual activity often cluster within individuals and could be characteristics of adolescents …

Background Smoking during pregnancy is known to negatively affect pregnancy outcomes
and it has been associated with numerous complications during pregnancy. Smoking is …

Introduction: This study investigated changes in smoking behavior across pregnancies in a
sample of 10,890 primiparous women participating in the prospective population-based …

Background and aims Studies in patients seeking medically assisted reproduction have
shown that smoking reduces fertility, but little information is available in the general …

Objective To investigate the association between smoking and infertility. Design Prospective
study. Setting Nationwide cohort. Patients 28,606 women and 27,096 men with …

Background The rate of smoking and lung cancer among women is rising in Europe. The
primary aim of this study was to determine why women begin smoking in five different …

Objective To examine associations between cigarette smoking and menstrual symptoms
and miscarriage among young women. Method The study sample consists of 14,779 women …