STUDY QUESTION How should recurrent implantation failure (RIF) in patients undergoing
ART be defined and managed? SUMMARY ANSWER This is the first ESHRE good practice …

In recent decades, there has been a substantial decline in sperm quality in humans, with
lifestyle factors playing a major role in this trend. There are several lifestyle factors which are …

Since the end of the last century, several reports have suggested that semen quality is
declining, especially in Western countries. Furthermore, cross-sectional studies using similar …

A father's lifetime experience is a major risk factor for a range of diseases in an individual.
The influences of exposure can also be transmitted to offspring. Previous studies …

Background: Mitochondrial dysfunction is a risk factor in the pathogenesis of metabolic
disorders. According to the energy requirements, oxidative phosphorylation and the electron …

Background Semen quality significantly influences conception, and its preservation is crucial
for couples seeking pregnancy. We investigated dietary and lifestyle risk factors impacting …

Poor sperm morphology and an elevated DNA fragmentation level are considered to be
related to spermiogenesis malfunctions as a result of genetic mutations and effects of …

Background Over the last years, there has been an increasing concern about a global
decline in men's fertility. Specifically, some evidence indicates that sperm quality has …

Significance: In recent decades, male fertility has been severely reduced worldwide. The
causes underlying this decline are multifactorial, and include, among others, genetic …

Hydroxylated polychlorinated biphenyls (OH-PCBs), a series of toxic chemical compounds
produced via biotic and abiotic transformation of polychlorinated biphenyls (PCBs), are …