BACKGROUND Successful cryopreservation of oocytes and embryos is essential not only to
maximize the safety and efficacy of ovarian stimulation cycles in an IVF treatment, but also to …

ABSTRACT STUDY QUESTION What is the optimal endometrial preparation protocol for a
frozen embryo transfer (FET)? SUMMARY ANSWER Although the optimal endometrial …

Infertility is a global health issue affecting women and men of reproductive age with
increasing incidence worldwide, in part due to greater awareness and better diagnosis …

Despite the worldwide increase in frozen embryo transfer, the search for the best protocol to
prime endometrium continues. Well-designed trials comparing various frozen embryo …

Ovarian aging is a natural and physiological aging process characterized by loss of quantity
and quality of oocyte or follicular pool. As it is generally accepted that women are born with a …

Abstract STUDY QUESTION The 14th European IVF—monitoring (EIM) report presents the
results of medically assisted reproduction treatments including assisted reproductive …

Background: Assisted reproductive technologies (ART) have been shown to induce
premature vascular aging in apparently healthy children. In mice, ART-induced premature …

Abstract Problem/Condition: Since the first US infant conceived with assisted reproductive
technology (ART) was born in 1981, both the use of ART and the number of fertility clinics …

Background Approximately 50 000 oocyte donation (OD) treatment cycles are now
performed annually in Europe and the US. Objectives To ascertain whether the risk of …

Abstract Background Assisted Reproductive Technology (ART) has undergone considerable
changes over the last decade, with consequences on ART outcomes in different regions of …