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 …

There is a lack of well‐designed epidemiological studies of possible risk factors for repeated
miscarriage. In this Swedish population‐based case–control study, we investigated the …

Epidemiologic studies have been unable to conclusively evaluate whether caffeine intake
during pregnancy is associated with reduced birth weight and/or fetal growth restriction. The …

Evidence for a harmful effect of caffeine intake on risk of miscarriage (spontaneous abortion)
is inconsistent and nausea during pregnancy has been claimed to explain any association …

A case-control study, examining the effect of first trimester maternal caffeine consumption on
low birthweight, was performed in the Kaiser Permanent Medical Care Program. Heavy …

We analyzed data from a survey of occupational and other factors in pregnancy to assess
the effects of cigarette, alcohol, and coffee consumption on pregnancy outcome. The risk of …

We studied the effect of coffee consumption on birthweight, preterm births, and congenital
malformations. From April 1985 to April 1987, 11,858 pregnant women out of 13,815 in two …

OBJECTIVES: This study examined whether pregnancy intention was associated with
cigarette smoking, alcohol drinking, use of vitamins, and consumption of caffeinated drinks …

Objective The aim was to investigate whether coffee or caffeine consumption is associated
with reproductive endpoints among women with natural fertility (ie, time to pregnancy [TTP] …

Coffee is consumed in large quantities worldwide and any adverse effects would likely have
important public health consequences. Because of the widespread exposure to coffee and …