Circadian rhythms and “clock gene” expression are involved in successful reproductive
cycles, mating, and pregnancy. Alterations or disruptions of biological rhythms, as commonly …

Health impairments, including reproductive issues, are associated with working nights or
rotating shifts. For example, shift work has been associated with an increased risk of …

Nocturnal temperature is observed increasing with global warming. However, evidence on
night-time non-optimal temperature on the risk of preterm birth (PTB) is limited, and the …

Background Mounting evidence have linked high temperature with increased incidence of
preterm birth (PTB), but which time period (s) of increase in temperature within a day and a …

Insufficient sleep is common in the general population, and can result from environmental
and psychosocial factors, medical and psychiatric disorders, and sleep disorders, such as …

The aim of this study was to investigate whether natural birth has a circadian rhythm. The
present study was planned as a retrospective descriptive study of the natural births …

Background: Pregnancy is one of the most critical periods in women's lives. Sexual
relationships change in this period. Monitoring of uterine contractions has been shown …

Breastfeeding improves maternal and child health. The American Academy of Pediatrics
recommends exclusive breastfeeding for 6 months, with continued breastfeeding for at least …

BACKGROUND AND AIMS: Melatonin (MT) is rapidly transferred from the maternal to fetal
circulation in humans. There is little knowledge about factors which influence the MT …

Female reproductive success requires multifaceted, temporally coordinated hormone
secretion. The circadian timing system is central to this complex neuroendocrine regulation …