Town of Southampton Housing Authority Â· October 20, 2017 Â· Thank you East End Beacon for your great coverage of this wonderful cause that we were able to be a part of.
Definition of circadian. : being, having, characterized by, or occurring in approximately 24-hour periods or cycles (as of biological activity or function) circadian rhythms in activity.
Circadian rhythms are regular changes in mental and physical characteristics that occur in the course of a day (circadian is Latin for around a day). This clock, called thesuprachiasmatic nucleus or SCN (see figure 2 ), is actually a pair of pinhead-sized brain structures that together contain about 20,000 neurons.