Recurrent implantation failure (RIF) refers to cases in which women have had three failed in
vitro fertilization (IVF) attempts with good quality embryos. The definition should also take …

Backgroud An increasing number of original studies suggest that exposure to shift work and
long working hours during pregnancy could be associated with the risk of adverse …

The high prevalence and psychological impact of childhood exposure to potentially
traumatic events (PTE) is a major public health concern in the United States. Considerable …

STUDY QUESTION What is the recommended management of women with recurrent
pregnancy loss (RPL) based on the best available evidence in the literature? SUMMARY …

Implantation is the first step in human reproduction. Successful implantation depends on the
crosstalk between embryo and endometrium. Recurrent implantation failure (RIF) is a …

This paper presents the Adaptive Calibration Model (ACM), an evolutionary–developmental
theory of individual differences in the functioning of the stress response system. The stress …

The current paper synthesizes theory and data from the field of life history (LH) evolution to
advance a new developmental theory of variation in human LH strategies. The theory posits …

The human mind and body respond to stress, a state of perceived threat to homeostasis, by
activating the sympathetic nervous system and secreting the catecholamines adrenaline and …

Currently, infertility affects 8–12% of reproductive age couples worldwide, a problem that
also affects women suffering from recurrent implantation failure (RIF). RIF is a complex …

Maternal stress during pregnancy is associated with negative maternal/child outcomes. One
potential biomarker of the maternal stress response is cortisol, a product of activity of the …