• Circadian clocks still function with constant light and temperature or constant dark. Even in places like Antarctica, where it is light half the year and dark half the year, circadian clocks regulate bodies as they would anywhere else in the world. This just goes to show that it is an innate system, and outside factors like light and temperature do not influence the function of that system

• It takes people 7 days to adjust to a new sleep pattern, but only one day to return to old sleep patterns. Circadian clocks never adjust completely to the environment. They are permanently set to a certain time pattern.

Many industries that employ workers 24/7 have begun requesting advice from scientists about work schedules in order to increase productivity

           Chronotherapy is a new area of medicine that uses information about body clocks to treat illness and optimize health

             Knowledge of plant circadian rhythms helps the agricultural industry manipulate growing seasons

A recent study on zebrafish found that mother zebrafish set the circadian clocks of their offspring before birth