Category: biological clock

​​What Are Circadian Rhythms?

Circadian rhythms are physical, mental, and behavioral changes that follow a 24-hour cycle. These natural processes respond primarily to light and dark and affect most living things, including animals, plants, and microbes. Chronobiology is the study of circadian rhythms. One example of a light-related circadian rhythm is sleeping at night and being awake during the…


Daylight Savings or Daylight Robbery?

Commentary The European Parliament voted on March 26, 2019, to phase out the twice-yearly ritual of changing the clock in the European Union (EU). The vote, if implemented, would overturn the present directive on summertime arrangements. Daniel Boffey, reporting on this vote, said that member states would then “be able to choose whether to remain…