Caffeine is an adenosine receptor antagonist that may influence fertility by affecting
ovulation, menstrual characteristics, or sperm quality. We studied the association between …

Objective: The objective of this study was to estimate the association between caffeine
consumption and in vitro fertilization (IVF) outcomes. Methods: A total of 2474 couples were …

Background: Many epidemiologic studies have evaluated the association between caffeine
and fertility, with inconsistent results. Some studies suggest that various caffeine-containing …

Fecundability has been defined as the ability to achieve a recognized pregnancy. Several
studies on caffeine and fecundability have been conducted but have been inconclusive. This …

Caffeine consumption has been equivocally associated with miscarriage, despite an
absence of prospective longitudinal measurement of caffeine intake during sensitive …

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] …

During the past two decades, caffeine has been implicated in a number of epidemiologic
studies as a risk factor for infertility (1, 2), fetal loss (3), and fetal growth impairment (4, 5) …

Background For a long time, the relationship between caffeine consumption and infertility in
the general population is unclear, this study is aimed to systematically review the evidence …

STUDY QUESTION Is caffeine and caffeinated beverage consumption associated with the
risk of spontaneous abortion (SAB)? SUMMARY ANSWER While preconceptional caffeine …

BACKGROUND: This study evaluated the timing and amount of caffeine intake by women
and men undergoing IVF and gamete intra-Fallopian transfer (GIFT) on oocyte retrieval …