Recurrent implantation failure refers to failure to achieve a clinical pregnancy after transfer of
at least four good-quality embryos in a minimum of three fresh or frozen cycles in a woman …

Background Considerable interest has been gathered on the relevant impact of preventable
factors, including incorrect lifestyle and unhealthy habits, on female fertility. Smoking …

Background: To provide valid assessments of answers to prognostic questions, systematic
reviews must appraise the quality of the available evidence. However, no standard quality …

The prevalence of smoking during pregnancy varies markedly across countries. In many
industrialized countries, prevalence rates appear to have peaked and begun to decline …

Approximately 21% of women of reproductive age and 22% of men of reproductive age in
the United States smoke cigarettes. Substantial harmful effects of cigarette smoke on …

This evidence-based review focuses on the impact of potentially modifiable, non-
communicable lifestyle factors on reproductive performance in the general population and …

BACKGROUND Cigarette smoking is associated with lower fecundity rates, adverse
reproductive outcomes and a higher risk of IVF failures. Over the last few decades …

Cigarette smoking during pregnancy is associated with numerous obstetrical, fetal, and
developmental complications, as well as an increased risk of adverse health consequences …

The high prevalence of smoking among women in their reproductive years continues to be a
matter of concern. The negative effects of smoking on general health are well known, but …

OBJECTIVE: To evaluate the association patterns and quantify the effects of lifestyle on time
to pregnancy (TTP). DESIGN: Observational study. SETTING: Teaching hospitals in Hull …