Circadian rhythms are cyclic patterns of physiological, behavioural and molecular events
that occur over a 24-h period. They are controlled by the suprachiasmatic nucleus (SCN) …

Background Modern societies face infertility as a global challenge. There are certain
environmental conditions and disorders that damage testicular tissue and may cause male …

In diverse living organisms, signaling within the cell, chemical communication between cells
or simply the fate of cells to survive or die is largely dependent on the intricate balance of …

A growing number of couples experience fertility issues with almost half being due to
malefactors. The exposure to toxic environmental contaminants, such as endocrine …

Sea cucumber peptides (SCPs) have been proven to have many active functions; however,
their impact on testosterone synthesis and the corresponding mechanism are not yet clear …

The purpose of this study was to investigate the effect of tocopherol supplementation and
swimming in warm water on the spermatogenesis, expression of androgen receptors (ARs) …

Varicocele is a main cause of lower production of spermatozoon and infertility with multiple
pathophysiological mechanisms. In the past decades, the use of dietary supplements has …

Materials and Methods Thirty studies were analyzed by computing the raw mean difference
(RMD) as the effect size between the control and melatonin treatment groups, using the …

Exercise, despite being a beneficial activity for health, can also be a source of oxidative
imbalance, which can lead to a decrease in performance. Furthermore, melatonin is an …

Aim: The aim of this study was to evaluate the supportive effect of human chorionic
gonadotropin (hCG) on the quality of spermatogenesis, including count, motility …