Humans and most other organisms have internal biological clocks that track the daily cycle of sunrise and sunset. These ...

Humans and most other organisms have internal biological clocks that track the daily cycle of sunrise and sunset. These ...

When does the circadian clock start ticking? A new study shows that fetal clocks synchronize to the mother in the womb via hormones, highlighting the importance of light and sleep during pregnancy.

Study in mice shows fetal circadian clocks form early and synchronize to the mother’s daily rhythms in late pregnancy via ...

In a new study published in the Journal of Biological Rhythms, researchers at Washington University in St. Louis reported that a mother helps to set the biological clock for her babies while they are ...